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List of regions of the United States

Encyclopedia

Census Bureau-designated areas

Regional divisions used by the United States Census Bureau

United States Census Bureau

The United States Census Bureau is the government agency that is responsible for the United States Census. It also gathers other national demographic and economic data. As part of the United States Department of Commerce, the Census Bureau serves as the leading source of quality data about...

Region 1 (Northeast
Northeastern United States
The Northeastern United States is a region of the United States. According to the definition used by the United States Census Bureau, the Northeast region consists of nine states: the New England states of Maine, New Hampshire, Vermont, Massachusetts, Rhode Island and Connecticut; and the...

)
- Division 1 (New England
  New England
  New England is a region of the United States. It is located at the northeastern corner of the US, bordered by the Atlantic Ocean, Canada and the state of New York, consisting of the modern U.S...
  
  ) Maine
  Maine
  The State of Maine is a state in the New England region of the northeastern United States, bordering the Atlantic Ocean to the southeast, New Hampshire to the southwest, and the Canadian provinces of Quebec to the northwest and New Brunswick to the northeast. Maine is the northernmost portion of...
  
  , New Hampshire
  New Hampshire
  New Hampshire is a state in the New England region of the northeastern United States of America. The state was named after the southern English county of Hampshire. It borders Massachusetts to the south, Vermont to the west, Maine and the Atlantic Ocean to the east, and the Canadian province of...
  
  , Vermont
  Vermont
  The State of Vermont is a state in the New England region of the northeastern United States of America. The state ranks 43rd by land area, , and 45th by total area. It has a population of 621,270, making it the second least-populated state...
  
  , Massachusetts
  Massachusetts
  The Commonwealth of Massachusetts is a state in the New England region of the northeastern United States. It is bordered by Rhode Island and Connecticut to the south, New York to the west, and Vermont and New Hampshire to the north; at its east lies the Atlantic Ocean. Most of its population of...
  
  , Rhode Island
  Rhode Island
  Rhode Island and Providence Plantations, more commonly referred to as Rhode Island , is a state in the New England region of the United States. It is the smallest U.S. state by area...
  
  , Connecticut
  Connecticut
  Connecticut is a state in the northeastern United States. It is bordered by Rhode Island to the east, Massachusetts to the north, and New York to the west and south ....
- Division 2 (Mid-Atlantic
  Mid-Atlantic States
  The Mid-Atlantic States form a region of the United States generally located between New England and the South...
  
  ) New York
  New York
  New York is a state in the Mid-Atlantic and Northeastern regions of the United States and is the nation's third most populous. The state is bordered by New Jersey and Pennsylvania to the south, and Connecticut, Massachusetts and Vermont to the east...
  
  , Pennsylvania
  Pennsylvania
  The Commonwealth of Pennsylvania , often colloquially referred to as PA by natives and Northeasterners, is a state located in the Northeastern and Middle Atlantic regions of the United States...
  
  , New Jersey
  New Jersey
  New Jersey is a state in the Mid-Atlantic region of the United States. It is bordered on the north by New York, and to the east by the Hudson River, Upper New York Bay, the Kill Van Kull, Newark Bay, the Arthur Kill, Raritan Bay, Sandy Hook Bay, Westchester County, New York City, Long Island, and...
  
  ,
Region 2 (Midwest
Midwestern United States
The Midwestern United States is one of the four geographic regions within the United States of America that are officially recognized by the United States Census Bureau....

)
- Division 3 (East North Central
  East North Central States
  The East North Central States form one of the nine geographic divisions within the United States which are officially recognized by the United States Census Bureau....
  
  ) Wisconsin
  Wisconsin
  Wisconsin is one of the fifty U.S. states. Located in the north-central United States, Wisconsin is considered part of the Midwest. It is bordered by Minnesota to the west, Iowa to the southwest, Illinois to the south, Lake Michigan to the east, Michigan to the northeast, and Lake Superior to the...
  
  , Michigan
  Michigan
  Michigan is a Midwestern state of the United States of America. It was named after Lake Michigan, whose name is a French adaptation of the Ojibwe term mishigama, meaning "large water" or "large lake"....
  
  , Illinois
  Illinois
  Illinois , the 21st state admitted to the United States of America, is the most populous and demographically diverse Midwestern state and the fifth most populous state in the nation...
  
  , Indiana
  Indiana
  Indiana is a U.S. state, the 19^th admitted to the Union. It is located in the Great Lakes region, and with approximately 6.3 million residents, is ranked 16^th in population and 17^th in population density. Indiana is ranked 38^th in land area, and is the...
  
  , Ohio
  Ohio
  Ohio is a Midwestern state of the United States. The thirty-fourth largest state by area in the U.S., it is the seventh-most populous with nearly 11.5 million residents...
- Division 4 (West North Central
  West North Central States
  The West North Central States form one of the nine geographic divisions within the United States that are officially recognized by the U.S. Census Bureau....
  
  ) North Dakota
  North Dakota
  North Dakota is a state located in the Midwestern region of the United States of America; on the Canadian border halfway between the Pacific and Atlantic oceans. North Dakota is the 19th largest state by area in the U.S.; it is the 3^rd least populous, with just over 641,481 residents as...
  
  , South Dakota
  South Dakota
  South Dakota is a state located in the Midwestern region of the United States of America. It is named after the Lakota and Dakota Sioux American Indian tribes. South Dakota was carved out of the southern half of the Dakota Territory and admitted to the Union on November 2, 1889...
  
  , Nebraska
  Nebraska
  Nebraska is a state located on the Great Plains of the Midwestern United States. The state's capital is Lincoln and its largest city is Omaha....
  
  , Kansas
  Kansas
  Kansas is a state located in the Midwestern United States. It is named after the Kansas River which flows through it, which in turn was named after the Kansa tribe, who inhabited the area. The tribe's name is often said to mean "people of the wind" or "people of the south wind," although this was...
  
  , Minnesota
  Minnesota
  Minnesota is a state in the Midwestern region of the United States. The twelfth largest state by area in the U.S., it is the twenty-first most populous, with 5.2 million residents. Minnesota was carved out of the eastern half of the Minnesota Territory and admitted to the Union as the...
  
  , Iowa
  Iowa
  Iowa is a state located in the Midwestern region of the United States of America, an area often referred to as the "American Heartland." It derives its name from the Ioway people, one of the many American Indian tribes that occupied the state at the time of European exploration. Iowa was a part of...
  
  , Missouri
  Missouri
  Missouri is a state in the Midwest region of the United States bordered by Iowa, Illinois, Kentucky, Tennessee, Arkansas, Oklahoma, Kansas and Nebraska. Missouri is the 18th most populous state with a 2008 estimated population of 5,911,605. It comprises 114 counties and one independent city....
Region 3 (South
Southern United States
The Southern United States—commonly referred to as the American South, Dixie, Down South, or simply the South—constitutes a large distinctive region in the southeastern and south-central United States...

)
- Division 5 (South Atlantic
  South Atlantic States
  The South Atlantic United States form one of the nine Census Bureau Divisions within the United States that are recognized by the United States Census Bureau....
  
  ) Delaware
  Delaware
  Delaware is a U.S. state located on the Atlantic Coast in the Mid-Atlantic region of the United States. The state takes its name from Thomas West, 3rd Baron De La Warr, a British nobleman and Virginia's first colonial governor, after whom Cape Henlopen was originally named.Delaware is located in...
  
  , Maryland
  Maryland
  Maryland is a state located in the Mid Atlantic region of the United States, bordering Virginia, West Virginia and the District of Columbia to the south and west, Pennsylvania to the north, and Delaware to the east. It is comparable in size to the European country of Belgium. According to the U.S...
  
  , District of Columbia, Virginia
  Virginia
  The Commonwealth of Virginia is a U.S. state on the Atlantic Coast of the Southern United States. Virginia is nicknamed the "Old Dominion" and sometimes the "Mother of Presidents" because it is the birthplace of eight U.S. presidents. The geography and climate of the state are shaped by the Blue...
  
  , West Virginia
  West Virginia
  West Virginia is a state in the Appalachian and Mid-Atlantic regions of the United States, bordered by Virginia to the southeast, Kentucky to the southwest, Ohio to the northwest, and Pennsylvania and Maryland to the northeast...
  
  , North Carolina
  North Carolina
  North Carolina is a state located on the Atlantic Seaboard in the southeastern United States. The state borders South Carolina and Georgia to the south, Tennessee to the west and Virginia to the north. North Carolina contains 100 counties...
  
  , South Carolina
  South Carolina
  South Carolina is a U.S. state that borders Georgia to the south and North Carolina to the north. Originally part of the Province of Carolina, the Province of South Carolina was one of the 13 colonies that declared independence from the British Crown during the American Revolution. The colony was...
  
  , Georgia
  Georgia (U.S. state)
  Georgia is a state in the United States. One of the original Thirteen Colonies that revolted against British rule in the American Revolution, it had been the last of the Thirteen Colonies to be established, in 1733. Georgia was the fourth state to ratify the United States Constitution, on January...
  
  , Florida
  Florida
  Florida is a state located in the southeastern region of the United States, bordering Alabama to the northwest and Georgia to the north. It was the 27th state admitted to the United States...
- Division 6 (East South Central
  East South Central States
  The East South Central States constitute one of the nine Census Bureau Divisions of the United States.Four states make up the division: Alabama, Kentucky, Mississippi, and Tennessee...
  
  ) Kentucky
  Kentucky
  The Commonwealth of Kentucky is a state located in the East Central United States of America. Kentucky is a Southern state situated in the Upland South, although the state is infrequently placed, geographically and culturally, in the Midwest. Kentucky is one of four U.S. states constituted as a...
  
  , Tennessee
  Tennessee
  Tennessee is a state located in the Southeastern United States. According to the 2008 census, it has a population of 6,214,888, an increase of nearly 9.5% since 2000. Tennessee is the 14th fastest growing state in the US and is ranked 17th by population. It is ranked 36th by total land area. In...
  
  , Mississippi
  Mississippi
  Mississippi is a state located in the Southern United States. Jackson is the state capital and largest city. The state's name comes from the Mississippi River, which flows along its western boundary, and takes its name from the Ojibwe word misi-ziibi . The state is heavily forested outside of the...
  
  , Alabama
  Alabama
  Alabama is a state located in the southeastern region of the United States of America. It is bordered by Tennessee to the north, Georgia to the east, Florida and the Gulf of Mexico to the south, and Mississippi to the west. Alabama ranks 30th in total land area and ranks second in the size of its...
- Division 7 (West South Central
  West South Central States
  The West South Central States form one of the nine Census Bureau Divisions of the United States that are officially designated by the United States Census Bureau.Four states compose the division: Arkansas, Louisiana, Oklahoma, and Texas...
  
  ) Oklahoma
  Oklahoma
  Oklahoma is a state located in the South Central region of the United States of America. With an estimated 3,617,316 residents in 2007 and a land area of 68,667 square miles , Oklahoma is the 28th most populous and 20th-largest state...
  
  , Texas
  Texas
  Texas is the second-largest U.S. state in both area and population, and the largest state in the contiguous United States.The name had wide usage among native Americans, meaning "friends" or "allies"...
  
  , Arkansas
  Arkansas
  Arkansas is a state located in the southern region of the United States. Its name is an Algonquin name of the Quapaw Indians. Arkansas shares a border with six states, with its eastern border largely defined by the Mississippi River. Its diverse geography ranges from the mountainous regions of the...
  
  , Louisiana
  Louisiana
  The State of Louisiana is a state located in the southern region of the United States of America. Its capital is Baton Rouge and largest city is New Orleans. Louisiana is the only state divided into parishes, which are local governments equivalent to counties...
Region 4 (West
Western United States
The Western United States, commonly referred to as the American West or simply "the West," traditionally refers to the region comprising the westernmost states of the United States. Because the U.S. expanded westward after its founding, the meaning of the West has evolved over time...

)
- Division 8 (Mountain
  Mountain States
  The Mountain States form one of the nine geographic divisions of the United States that are officially recognized by the United States Census Bureau....
  
  ) Idaho
  Idaho
  Idaho is a state in the Pacific Northwest region of the United States of America. The state's largest city and capital is Boise. Residents are called "Idahoans." Idaho was admitted to the Union on 3 July 1890 as the 43rd state....
  
  , Montana
  Montana
  Montana is a state in the Western United States. The western third of the state contains numerous mountain ranges; other 'island' ranges are found in the central third of the state, for a total of 77 named ranges of the Rocky Mountains. This geographical fact is reflected in the state's name,...
  
  , Wyoming
  Wyoming
  Wyoming is a state in the Western United States. The majority of the state is dominated by the mountain ranges and rangelands of the Rocky Mountain West, while the easternmost section of the state includes part of a high elevation prairie region known as the High Plains. While the tenth largest...
  
  , Nevada
  Nevada
  Nevada is a state located in the western region of the United States. The capital is Carson City and the largest city is Las Vegas. The state's nickname is Silver State, due to the large number of silver deposits that were discovered and mined there...
  
  , Utah
  Utah
  Utah is a western state of the United States. It was the 45th state admitted to the Union, on January 4, 1896. Approximately 80 percent of Utah's 2,736,424 people live along the Wasatch Front, centering around Salt Lake City. In contrast, vast expanses of the state are nearly uninhabited, making...
  
  , Colorado
  Colorado
  Colorado is a U.S. state located in the Rocky Mountain region of the United States of America. It may also be considered to be part of the Western and Southwestern regions of the United States. Colorado entered statehood in 1876 and was nicknamed the “Centennial State”...
  
  , Arizona
  Arizona
  The State of Arizona is a state located in the southwestern region of the United States. The capital and largest city is Phoenix. The second largest city is Tucson, followed in size by the four Phoenix metropolitan area cities of Mesa, Glendale, Chandler, and Scottsdale.Arizona was the 48th and...
  
  , New Mexico
  New Mexico
  New Mexico is a state located in the southwestern region of the United States. Inhabited by Native American populations for many centuries, it has also been part of the Imperial Spanish viceroyalty of New Spain, part of Mexico, and a U.S. territory. Among U.S...
- Division 9 (Pacific
  Pacific States
  The Pacific States form one of the nine geographic divisions within the United States that are officially recognized by that country's census bureau. There are five states in this division — Alaska, California, Hawaii, Oregon, Washington — and, as its name suggests, they all have...
  
  ) Alaska
  Alaska
  Alaska is the largest state of the United States of America by area; it is situated in the northwest extremity of the North American continent, with Canada to the east, the Arctic Ocean to the north, and the Pacific Ocean to the west and south, with Russia further west across the Bering Strait...
  
  , Washington
  Washington
  Washington is a state in the Pacific Northwest region of the United States. Washington was carved out of the western part of Washington Territory which had been ceded by Britain in 1846 by the Oregon Treaty as settlement of the Oregon Boundary Dispute. It was admitted to the Union as the...
  
  , Oregon
  Oregon
  Oregon is a state in the Pacific Northwest region of the United States. It is located on the Pacific coast, with Washington to the north, California to the south, Nevada on the southeast and Idaho to the east. The Columbia and Snake rivers delineate much of Oregon's northern and eastern...
  
  , California
  California
  California is the most populous state in the United States, and the third largest by area. California is the second most populous sub-national entity in the Americas, behind only São Paulo, Brazil...
  
  , Hawaii
  Hawaii
  Hawaii is the newest of the 50 U.S. states, and is the only state made up entirely of islands. It is located on an archipelago in the central Pacific Ocean, southwest of the continental United States, southeast of Japan, and northeast of Australia. The state was admitted to the Union on August...

Standard Federal Regions

The ten standard Federal Regions were established by OMB (Office of Management and Budget) Circular A-105, "Standard Federal Regions," in April, 1974, and required for all executive agencies. In recent years, some agencies have tailored their field structures to meet program needs and facilitate interaction with local, state and regional counterparts. The OMB must still approve any departures, however.

Region I: Connecticut, Maine, Massachusetts, New Hampshire, Rhode Island, Vermont
Region II: New Jersey, New York, Puerto Rico, Virgin Islands
Region III: Delaware, District of Columbia, Maryland, Pennsylvania, Virginia, West Virginia
Region IV: Alabama, Florida, Georgia, Kentucky, Mississippi, North Carolina, South Carolina, Tennessee
Region V: Illinois, Indiana, Michigan, Minnesota, Ohio, Wisconsin
Region VI: Arkansas, Louisiana, New Mexico, Oklahoma, Texas
Region VII: Iowa, Kansas, Missouri, Nebraska
Region VIII: Colorado, Montana, North Dakota, South Dakota, Utah, Wyoming
Region IX: Arizona, California, Hawaii, Nevada (American Samoa, Guam, Northern Mariana Islands, Trust Territory of the Pacific Islands)
Region X: Alaska, Idaho, Oregon, Washington

Federal Reserve banks

San Francisco Federal Reserve Bank of San Francisco The Federal Reserve Bank of San Francisco is the federal bank for the twelfth district in the United States. The twelfth district is made up of nine western states—Alaska, Arizona, California, Hawaii, Idaho, Nevada, Oregon, Utah, and Washington— plus the Northern Mariana Islands, American Samoa,...	Minneapolis Federal Reserve Bank of Minneapolis The Federal Reserve Bank of Minneapolis, located in Minneapolis, Minnesota in the United States, covers the 9th District of the Federal Reserve, including Minnesota, Montana, North and South Dakota, northwestern Wisconsin, and the Upper Peninsula of Michigan...	New York Federal Reserve Bank of New York The Federal Reserve Bank of New York is one of the 12 Federal Reserve Banks of the United States. It is located at 33 Liberty Street, New York, NY. It is responsible for the Second District of the Federal Reserve System, which encompasses New York state, the 12 northern counties of New Jersey,...	Boston Federal Reserve Bank of Boston This article is under the building's alternate name. For a complete article, please see Federal Reserve Bank Building The Federal Reserve Bank of Boston, commonly known as the Boston Fed, is responsible for the First District of the Federal Reserve, which covers Connecticut , Massachusetts, Maine,...
Kansas City Federal Reserve Bank of Kansas City The Federal Reserve Bank of Kansas City covers the 10th District of the Federal Reserve, which includes Colorado, Kansas, Nebraska, Oklahoma, Wyoming, and portions of western Missouri and northern New Mexico. The Bank has branches in Denver, Oklahoma City, and Omaha. The current president is...	Chicago Federal Reserve Bank of Chicago The Federal Reserve Bank of Chicago is one of twelve regional Reserve Banks that, along with the Board of Governors in Washington, D.C., make up the nation's central bank....	Cleveland Federal Reserve Bank of Cleveland The Federal Reserve Bank of Cleveland is the Cleveland-based headquarters of the U.S. Federal Reserve System's Fourth District. The district is composed of Ohio, western Pennsylvania, eastern Kentucky, and the northern panhandle of West Virginia. It has branch offices in Cincinnati and Pittsburgh....	Philadelphia Federal Reserve Bank of Philadelphia The Federal Reserve Bank of Philadelphia, headquartered in Philadelphia, Pennsylvania, is responsible for the Third District of the Federal Reserve, which covers eastern Pennsylvania, the 9 southern counties of New Jersey, and Delaware...
Dallas Federal Reserve Bank of Dallas The Federal Reserve Bank of Dallas covers the Eleventh Federal Reserve District, which includes Texas, northern Louisiana and southern New Mexico. It has branch offices in El Paso, Houston, and San Antonio...	St Louis Federal Reserve Bank of St Louis The Federal Reserve Bank of St. Louis is one of 12 regional Reserve Banks that, along with the Board of Governors in Washington, D.C., make up the nation's central bank. Missouri is the only state to have two Federal Reserve Banks ....	Atlanta Federal Reserve Bank of Atlanta The Federal Reserve Bank of Atlanta is responsible for the sixth district which covers the states of Alabama, Florida, and Georgia; 74 counties in the eastern two-thirds of...	Richmond Federal Reserve Bank of Richmond The Federal Reserve Bank of Richmond is the headquarters of the Fifth District of the Federal Reserve located in Richmond, Virginia. It covers the District of Columbia, Maryland, Virginia, North Carolina, South Carolina and most of West Virginia. Branch offices are located in Baltimore, Maryland...

The Federal Reserve Act of 1913

Federal Reserve Act

The Federal Reserve Act is the act of Congress that created the Federal Reserve System, the central banking system of the United States of America, which was signed into law by President Woodrow Wilson.-Background:...

divided the country into twelve districts with a central Reserve Bank

Federal Reserve System

The Federal Reserve System is the central banking system of the United States. It was created in 1913 by the enactment of the Federal Reserve Act, largely as a response to a series of financial panics or bank runs, particularly a severe panic in 1907...

in each.

Time Zones

Hawaii-Aleutian time zone
Hawaii-Aleutian time zone
The Hawaii-Aleutian Time Zone observes Hawaii-Aleutian Standard Time , by subtracting ten hours from Coordinated Universal Time . The clock time in this zone is based on the mean solar time of the 150th meridian west of the Greenwich Observatory....
Alaska Time Zone
Alaska Time Zone
The Alaska Time Zone observes standard time by subtracting nine hours from Coordinated Universal Time . During daylight saving time its time offset is only eight hours . The clock time in this zone is based on the mean solar time of the 135th meridian west of the Greenwich Observatory.The zone...
Pacific Time Zone
Pacific Time Zone
The Pacific Time Zone observes standard time by subtracting eight hours from Coordinated Universal Time . The clock time in this zone is based on the mean solar time of the 120th meridian west of the Greenwich Observatory. During daylight saving time, its time offset is UTC-7.In the United States...
Mountain Time Zone
Mountain Time Zone
The Mountain Time Zone of North America keeps time by subtracting seven hours from Coordinated Universal Time, sometimes called Greenwich Mean Time during the shortest days of autumn and winter, and by subtracting six hours during daylight saving time in the spring, summer, and early autumn...
Central Time Zone
Eastern Time Zone

Unofficial U.S. multi-state regions

Appalachia
Appalachia
Appalachia is a term used to describe a cultural region in the eastern United States that stretches from western New York state to northern Alabama, Mississippi, and Georgia. While the Appalachian Mountains stretch from Belle Isle in Canada to Cheaha Mountain in the U.S...
Ark-La-Tex
Ark-La-Tex
The Ark-La-Tex, Arklatex, or ArkLaTex is a U.S. socio-economic region where Arkansas, Louisiana, Texas, and Oklahoma intersect. Some prefer the more inclusive Arklatexoma...
Atlantic Seaboard
East Coast of the United States
The East Coast of the United States, also known as the "Eastern Seaboard" or "Atlantic Seaboard", refers to the easternmost coastal states in the central and northern United States, which touch the Atlantic Ocean and stretch up to Canada...
Bible Belt
Bible Belt
Bible Belt is an informal term for an area of the United States in which socially conservative evangelical Protestantism is a dominant part of the culture and Christian church attendance across the denominations is extremely high....
Blackstone Valley
Blackstone Valley
The Blackstone Valley or Blackstone River Valley is a region of Massachusetts and Rhode Island. It is the birthplace of the American Industrial Revolution.- Blackstone Canal :...
Border states:
- Civil War Border States
- International border states
  International Border states
  International border states are those states in a country that border another country. In the United States there are seventeen: thirteen on the US-Canada border and four on the US-Mexico border....
The Carolinas
The Carolinas
The Carolinas is a term used in the United States to refer collectively to the states of North and South Carolina. The Carolinas were known as the Province of Carolina during America's colonial period, from 1663–1710...
Cascadia
Pacific Northwest
The Pacific Northwest is a region in the northwest of North America, bound by the Pacific Ocean to the west. There are several partially overlapping definitions of the region, but they generally include the Canadian province of British Columbia and the U.S. states of Washington and Oregon, and...
Central United States
Central United States
The Central United States is sometimes conceived as between the Eastern United States and Western United States as part of a three-region model, roughly coincident with the Midwestern United States plus the western and central portions of the Southern United States; the term is also sometimes used...
Champlain Valley
Champlain Valley
The Champlain Valley is a region of the United States around Lake Champlain in Vermont and New York albeit extending a short arbitrary distance into Canada and Quebec as part of the St. Lawrence River drainage basin drained northward by the Richelieu River into the St...
Coastal States
Colorado Plateau
Colorado Plateau
The Colorado Plateau, also called the Colorado Plateau Province, is a physiographic region of the Intermontane Plateaus, roughly centered on the Four Corners region of the southwestern United States. The province covers an area of 337,000 km² within western Colorado, northwestern New Mexico,...
Contiguous United States
Contiguous United States
The term contiguous United States refers to the 48 U.S. states located on the North American continent south of the border with Canada, plus the District of Columbia....
Columbia Basin
Columbia Basin
The Columbia Basin, the drainage basin of the Columbia River, occupies a large area–about 673,396 square kilometres —of the Pacific Northwest region of North America...
The Dakotas
The Dakotas
The Dakotas is a collective term used around the world that refers to the U.S. states of North Dakota and South Dakota together. The term has been used historically to describe the Dakota Territory, and is continued to be used to describe the collective heritage, culture, geography, fauna,...
Deep South
Deep South
The Deep South is a descriptive category of the cultural and geographic subregions in the American South. Historically, it is differentiated from the "Upper South" as being the states which were most dependent on plantation type agriculture during the antebellum period...
Delaware Valley
Delaware Valley
The Delaware Valley is a term used widely by the media to refer, perhaps misleadingly, to the metropolitan area centered on the city of Philadelphia in the United States. The term is derived from the Delaware River, which flows through the area, although the river extends more than 100 miles to the...
Delmarva Peninsula
Delmarva Peninsula
The Delmarva Peninsula is a large peninsula on the East Coast of the United States, occupied by Delaware and portions of Maryland and Virginia. The peninsula is almost 180 by 60 miles , and is bordered by the Chesapeake Bay on the west, and the Delaware River, Delaware Bay, and Atlantic Ocean on...
Dixie
Dixie
Dixie is a nickname for the Southern United States.- Origin of Dixie :According to the Oxford English Dictionary, the origins of this nickname remain obscure. According to A Dictionary of Americanisms on Historical Principles , by Mitford M...
Driftless Area
East Coast
East Coast of the United States
The East Coast of the United States, also known as the "Eastern Seaboard" or "Atlantic Seaboard", refers to the easternmost coastal states in the central and northern United States, which touch the Atlantic Ocean and stretch up to Canada...
Eastern United States
Eastern United States
The Eastern Half of The United States, the American East, or simply the East is traditionally defined as the states east of the Mississippi River...
Ecotopia
Ecotopia
Ecotopia: The Notebooks and Reports of William Weston is the title of a seminal novel by Ernest Callenbach, published in 1975. The society described in the book is one of the first ecological utopias and was influential on the counterculture, and the green movement in the 1970s and thereafter.- The...
Four Corners
Frontier Strip
Frontier Strip
The Frontier Strip are the six states in the United States forming a north-south line from North Dakota to Texas. In the American Old West, westward from this strip was the frontier of the United States toward the latter part of the 19th century...
Great American Desert
Great American Desert
The Great American Desert is a term that was used in the 19th century to describe the High Plains east of the Rocky Mountains in North America.-Description:...
Great Basin
Great Basin
The Great Basin is a large, arid region of the western United States. Its boundaries vary depending on how it is defined, but it is most commonly defined as the contiguous endorheic basin roughly between the Wasatch Mountains and the Sierra Nevada mountains. Culturally, the Great Basin is home to...
Great Lakes Region
Great Lakes region (North America)
The Great Lakes Region includes the Canadian Province of Ontario, and the eight U.S. states of Ohio, Michigan, Indiana, Illinois, Wisconsin, Minnesota, New York, and Pennsylvania...
Great North Woods
Great North Woods
The Great North Woods are spread across four northeastern U.S. states: Maine, New Hampshire, Vermont and New York and into the Canadian province of Québec, from the Down East lakes to the Adirondack Mountains...
Great Plains
Great Plains
The Great Plains are the broad expanse of prairie and steppe which lie west of the Mississippi River and east of the Rocky Mountains in the United States and Canada. This area covers parts of the U.S...
Great Valley
Great Appalachian Valley
The Great Valley, also called the Great Appalachian Valley or Great Valley Region, is one of the major landform features of eastern North America. It is a gigantic trough — a chain of valley lowlands — and the central feature of the Appalachian Mountain system...
Gulf Coast
Gulf Coast of the United States
The Gulf Coast region of the United States, sometimes called the Gulf South, South Coast, or Third Coast, comprises the coasts of states which border the Gulf of Mexico. The states of Texas, Louisiana, Mississippi, Alabama, and Florida are known as the Gulf States...
Gulf South
High Plains
High Plains (United States)
The High Plains are a subregion of the Great Plains in the central United States, generally encompassing the western part of the Great Plains before the region reaches the Rocky Mountains. The High Plains are located in eastern Colorado, western Kansas, western Nebraska, central and eastern...
Inland Empire (Pacific Northwest)
Inland Empire (Pacific Northwest)
thumb| The Inland Empire is a region in the Pacific Northwest centered on Spokane, Washington, including much of the surrounding Columbia River basin. It extends into northern Idaho, northeastern Oregon, and far northwestern Montana...
Interior Plains
Interior Plains
The Interior Plains is a vast physiographic region that spreads across the Laurentian craton of North America. This area was originally formed when cratons collided and welded together 1.9–1.8 billion years ago in the Trans-Hudson orogeny during the Paleoproterozoic.Precambrian metamorphic...
Intermountain States
Lake Tahoe
Lake Tahoe
Lake Tahoe is a large freshwater lake in the Sierra Nevada mountains of the United States. It is located along the border between California and Nevada, west of Carson City, Nevada. Lake Tahoe is the largest alpine lake in North America...
Llano Estacado
Llano Estacado
Llano Estacado is a region in the southwestern United States that encompasses parts of eastern New Mexico and northwestern Texas, including the South Plains and parts of the Texas Panhandle. One of the largest mesas or tablelands on the North American continent, the elevation rises from in the...
Mid-Atlantic
Mid-Atlantic States
The Mid-Atlantic States form a region of the United States generally located between New England and the South...
The Midwest
Midwestern United States
The Midwestern United States is one of the four geographic regions within the United States of America that are officially recognized by the United States Census Bureau....
Mississippi Delta
Mississippi Delta
The Mississippi Delta is the distinct northwest section of the state of Mississippi that lies between the Mississippi and Yazoo Rivers. Technically not a delta but part of an alluvial plain, it has been said that the Delta "begins in the lobby of the Peabody Hotel and ends on Catfish Row in...
Mississippi River
Mississippi River
The Mississippi River is the second longest river in the United States, with a length of from its source in Lake Itasca in Minnesota to its mouth in the Gulf of Mexico....
Mojave Desert
Mojave Desert
The Mojave Desert , , locally referred to as the High Desert, occupies a significant portion of southeastern California and smaller parts of central California, southern Nevada, southwestern Utah and northwestern Arizona, in the United States...
Mountain States
Mountain States
The Mountain States form one of the nine geographic divisions of the United States that are officially recognized by the United States Census Bureau....
New England
New England
New England is a region of the United States. It is located at the northeastern corner of the US, bordered by the Atlantic Ocean, Canada and the state of New York, consisting of the modern U.S...
Ohio River
Ohio River
The Ohio River is the largest tributary, by volume, of the Mississippi River. It is approximately 981 miles long and is located in the eastern United States....
Ozarks
The Ozarks
The Ozarks are a physiographic, geologic, and cultural highland region of the central United States. It covers much of the south half of Missouri and an extensive portion of northwest and North central Arkansas...
Pacific States
Pacific States
The Pacific States form one of the nine geographic divisions within the United States that are officially recognized by that country's census bureau. There are five states in this division — Alaska, California, Hawaii, Oregon, Washington — and, as its name suggests, they all have...
Pacific Northwest
Pacific Northwest
The Pacific Northwest is a region in the northwest of North America, bound by the Pacific Ocean to the west. There are several partially overlapping definitions of the region, but they generally include the Canadian province of British Columbia and the U.S. states of Washington and Oregon, and...
Palouse
Palouse
The Palouse is a region of the northwestern United States, encompassing parts of eastern Washington, northern Idaho and, in some definitions, extending south into northeast Oregon. It is a major wheat-producing agricultural area...
Piedmont
Piedmont (United States)
Piedmont is a plateau region located in the eastern United States between the Atlantic Coastal Plain and the main Appalachian Mountains, stretching from New Jersey in the north to central Alabama in the south. The Piedmont province is a physiographic province of the larger Appalachian division. The...
Piney Woods
Piney Woods
The Piney Woods is a terrestrial ecoregion in the Southern United States covering of East Texas, Southern Arkansas, Western Louisiana, and Southeastern Oklahoma. These temperate coniferous forests are dominated by several species of pine as well as hardwoods including hickory and oak...
Rocky Mountains
Rocky Mountains
The Rocky Mountains are a major mountain range in western North America. The Rocky Mountains stretch more than from the northernmost part of British Columbia, in Canada, to New Mexico, in the United States. The range's highest peak is Mount Elbert in Colorado at above sea level...
Shawnee Hills
Shawnee Hills
The Shawnee Hills is a region of Southern Illinois that rests mainly in an East-West arc roughly following the outline of the southern end of the Illinois Basin. Whereas Mississippian and Pennsylvania Age rock layers are deep beneath the surface in central Illinois, these strata pierce the surface...
Shenandoah Valley
Shenandoah Valley
The Shenandoah Valley is both a geographic valley and cultural region of western Virginia and West Virginia in the United States. The valley is bound to the east by the Blue Ridge Mountains, to the west by the eastern front of the Ridge-and-Valley Appalachians , to the north by the Potomac River...
Siouxland
Siouxland
Siouxland is a vernacular region that encompasses the entire Big Sioux River drainage basin.A "vernacular region" is a distinctive area where the inhabitants collectively consider themselves interconnected by a shared history, mutual interests, and a common identity. Such regions are "intellectual...
Southern Rocky Mountains
Southern Rocky Mountains
The Southern Rocky Mountains are a major subregion of the Rocky Mountains of North America located in the southern portion of the U.S. state of Wyoming, the central and western portions of Colorado, the northern portion of New Mexico, and extreme eastern portions of Utah...
Southeastern United States
Southeastern United States
The US Southeast is the eastern portion of the Southern United States, but the Census Bureau does not provide a standard definition of a "Southeast" region of the United States, and organizations that need to subdivide the US are free to define a "Southeast" region to fit their needs...
Southwest
Southwestern United States
The Southwestern United States is defined as the states that lie west of the Mississippi River, with the qualification of a certain northern limit such as the 37, 38, 39, or 40 degree north latitude. A 97.33 longitude degree west could qualify as the separation of the American Southwest from the...
Susquehanna River
Susquehanna River
The Susquehanna River is a river located in the northeastern United States. At approximately 444 mi long, it is the longest river on the American east coast, the 16th longest in the United States, and the longest river in the continental United States without commercial boat traffic...
Tennessee Valley
Tennessee Valley
The Tennessee Valley is the drainage basin of the Tennessee River and is largely within the U.S. state of Tennessee. It stretches from southwest Kentucky to northwest Georgia and from northeast Mississippi to the mountains of Virginia and North Carolina...
Trans-Appalachia
Trans-Appalachia
The area west of the Appalachian Mountains is a region known as trans-Appalachia.-First US inhabitants of the trans-Appalachia region:In the early 1800s Americans who wanted to find a better life in the wilderness traveled several main roads over the Appalachians. Those from New England followed...
Twin Tiers
Twin Tiers
The Twin Tiers is a geographical term that refers to the collective counties that lie on the New York-Pennsylvania border adjacent to the 42nd parallel north....
Upland South
Upland South
The terms Upper South and Upland South refer to the northern part of the Southern United States, in contrast to the Lower South or Deep South.-Geography:There is a slight difference in usage between the two terms...
Upper Midwest
Upper Midwest
The Upper Midwest is a perceived region of the United States with no universally agreed-upon boundary, but it almost always lies within the US Census Bureau's definition of the Midwest and includes the states of Minnesota, Wisconsin, Michigan, Illinois, and Indiana...
Virginia
Virginia
The Commonwealth of Virginia is a U.S. state on the Atlantic Coast of the Southern United States. Virginia is nicknamed the "Old Dominion" and sometimes the "Mother of Presidents" because it is the birthplace of eight U.S. presidents. The geography and climate of the state are shaped by the Blue...

s
Waxhaws
Waxhaws
The Waxhaws is a geographical area on the border of North and South Carolina.-Geography:.The Waxhaws region is in the Piedmont region of North and South Carolina, southwest of the Uwharrie Mountains. The region encompasses an area just south of Charlotte, North Carolina to Lancaster, South...
West Coast
West Coast of the United States
The "West Coast", "Western Seaboard", or "Pacific Coastline" are terms for the westernmost coastal states of the United States. It most often comprises California, Oregon and Washington...
Western United States
Western United States
The Western United States, commonly referred to as the American West or simply "the West," traditionally refers to the region comprising the westernmost states of the United States. Because the U.S. expanded westward after its founding, the meaning of the West has evolved over time...

The Belts

Bible Belt
Bible Belt
Bible Belt is an informal term for an area of the United States in which socially conservative evangelical Protestantism is a dominant part of the culture and Christian church attendance across the denominations is extremely high....
Black Belt
Black Belt (U.S. region)
The Black Belt is a region of the southeastern United States. Although the term originally describes the prairies and dark soil of central Alabama and northeast Mississippi, it has long been used to describe a broad region in the American South characterized by a high percentage of African Americans...
Cotton Belt
Cotton Belt (region)
Cotton Belt is a term applied to a region of the southern United States where cotton was the predominant cash crop from the late 18th century into the 20th century....
Grain Belt
Grain Belt
- Grain Belt :The Grain Belt is an informal name for a United States region composed of the prairie-region states across the Midwest.This region produces a substantial amount of the world's grain and soybeans.The Grain Belt area includes most if not all of...
Rust Belt
Rust Belt
The Rust Belt, also known as the Manufacturing Belt, is an area in parts of the Northeastern United States, Mid-Atlantic States, and portions of the Upper Midwest. The region can be broadly defined as the region beginning west of the BosWash corridor and running west to Minnesota, particularly the...
Snowbelt
Snowbelt
The snowbelt is a North American region, much of which lies downwind of the Great Lakes, where heavy snowfall is particularly common on predominately eastern and southern shores of the Great Lakes. Near the Great Lakes, lake-effect snow is caused by cold air picking up moisture while crossing the...
Sun Belt
Sun Belt
The Sun Belt is a region of the United States generally considered to stretch across the South and Southwest . Another rough boundary of the region is the area south of the 37th or 38th parallels, north latitude. The main defining feature of the Sun Belt is its warm-temperate climate with extended...

Interstate metropolitan areas

Augusta-Aiken Metropolitan Area
Central Savannah River Area
The Central Savannah River Area is a 13-county region in the U.S. state of Georgia, and is also considered to include five counties in South Carolina. The term was coined in 1950 by C.C. McCollum, the winner of a $250 contest held by the The Augusta Chronicle to generate the best name for the area...
Baltimore-Washington Metropolitan Area
Baltimore-Washington Metropolitan Area
The Baltimore-Washington Metropolitan Area is a consolidated metropolitan area consisting of the overlapping labor market region of the cities of Baltimore, Maryland and Washington, D.C.. The region includes Central Maryland, Northern Virginia, and two counties in the Eastern Panhandle of West...
Charlotte Metropolitan Area
Charlotte metropolitan area
The Charlotte metropolitan area is a metropolitan area/region of North and South Carolina within and surrounding the city of Charlotte...
Chattanooga Metropolitan Area
Chattanooga, Tennessee
Chattanooga is the fourth-largest city in Tennessee , and the seat of Hamilton County. Located in southeastern Tennessee on Chickamauga Lake and Nickajack Lake, which are both part of the Tennessee River, Chattanooga lies approximately 120 miles to the northwest of Atlanta, Georgia, about 135...
Chicago metropolitan area
Evansville Metropolitan Area
Evansville, IN-KY Metropolitan Statistical Area
The Evansville, IN-KY Metropolitan Statistical Area is the 142nd largest Metropolitan Statistical Area in the United States. The primary city is Evansville, Indiana. Other Indiana cities include Boonville, Mount Vernon, Oakland City, and Princeton...
Cincinnati-Northern Kentucky metropolitan area
Delaware Valley
Delaware Valley
The Delaware Valley is a term used widely by the media to refer, perhaps misleadingly, to the metropolitan area centered on the city of Philadelphia in the United States. The term is derived from the Delaware River, which flows through the area, although the river extends more than 100 miles to the...
Front Range Urban Corridor
Front Range Urban Corridor
The Front Range Urban Corridor is an oblong region of urban population located along the eastern face of the Southern Rocky Mountains in the U.S. states of Colorado and Wyoming...
Greater Boston
Greater Boston
Greater Boston is the area of the Commonwealth of Massachusetts surrounding the city of Boston. Due to ambiguity in usage, the size of the area referred to can be anywhere between that of the metropolitan statistical area of Boston to that of the city's combined statistical area which includes...
Kansas City Metropolitan Area
Kansas City Metropolitan Area
The Kansas City Metropolitan Area is a fifteen-county metropolitan area straddling the border between the states of Missouri and Kansas that is anchored by Kansas City, Missouri. In 2008, it was estimated to have a population numbering just over 2 million...
Louisville Metropolitan Area
Louisville-Jefferson County, KY-IN Metropolitan Statistical Area
The Louisville-Jefferson County, KY-IN Metropolitan Statistical Area, commonly called the Louisville metropolitan area, is the 42nd largest Metropolitan Statistical Area in the United States...
Memphis Metropolitan Area
Memphis Metropolitan Area
The Memphis Metropolitan Statistical Area, TN-MS-AR is the 41st largest among similarly designated areas in the United States. The metropolitan area covers eight counties in three states - Tennessee, Mississippi, and Arkansas...
Michiana
Michiana
Michiana is a region in northern Indiana and southwestern Michigan centered on the city of South Bend, Indiana. The Chamber of Commerce of St. Joseph County, Indiana defines Michiana as "counties that contribute at least 500 inbound commuting workers to St. Joseph County daily." Those counties...
Minneapolis – Saint Paul
New York Metropolitan Area
New York metropolitan area
The New York metropolitan area, also known as Metropolitan New York, Greater New York, or the Tri-State Region, is the most populous metropolitan area in the United States and is also one of the most populous in the world. The metropolitan area is defined by the U.S...

, the Tri-State Region
Tri-State Region
The Tri-State Region is commonly used in the area surrounding New York City to refer to the greater metropolitan area, including satellite cities...
Omaha-Council Bluffs Metropolitan Area
Omaha-Council Bluffs metropolitan area
The Omaha-Council Bluffs metropolitan area is a metropolitan area comprising the cities of Omaha, Nebraska, Council Bluffs, Iowa, and surrounding areas. The Omaha-Council Bluffs metropolitan area has a population of 837,925 . The metropolitan area, as defined by the Office of Management and Budget,...
Portland Metropolitan Area
Portland metropolitan area
The Portland-Vancouver, Oregon-Washington, Metropolitan Statistical Area , also known as the Portland metropolitan area or Greater Portland, is an urban area in the U.S. states of Oregon and Washington centered around the city of Portland, Oregon. The U.S...
Quad Cities
Quad Cities
The Quad Cities is a geographic region of the Mid-Mississippi Valley of the United States that includes several communities in the states of Iowa and Illinois. As of 2008, the population is 377,625...
Greater St. Louis
Tri-Cities (Tennessee-Virginia)
Tri-Cities, Tennessee
In Tennessee and Virginia the name "Tri-Cities" refers to the region comprising the cities of Kingsport, Johnson City and Bristol and the surrounding smaller towns and communities in Northeast Tennessee and Southwest Virginia...
Twin Ports
Twin Ports
The Twin Ports of Duluth, Minnesota and Superior, Wisconsin are located at the western part of Lake Superior . They are twin cities and seaports, connected to the Atlantic Ocean through the Great Lakes and the St. Lawrence Seaway. The Twin Ports are at the core of the U.S...

(Duluth, Minnesota
Duluth, Minnesota
Duluth is a port city in the U.S. state of Minnesota and the county seat of St. Louis County. The fourth largest city in Minnesota, Duluth had a total population of 86,918 in the 2000 census and 84,397 according to July 1, 2007 census estimates. The Duluth MSA had a population of 275,486 in 2000...

-Superior, Wisconsin
Superior, Wisconsin
Superior is a city in and the county seat of Douglas County, Wisconsin, United States. The population was 27,368 at the 2000 census. Located at the junction of U.S. Routes 2 and 53, it is just north of and adjacent to both the Village of Superior and the Town of Superior.Superior is situated at...

)
Virginia Beach-Norfolk-Newport News (Hampton Roads)
Virginia Beach-Norfolk-Newport News, VA-NC MSA
Virginia Beach-Norfolk-Newport News, VA-NC MSA is a U.S. Metropolitan Statistical Area as defined by the United States Office of Management and Budget as of June, 2003. As of 2007 its population is estimated to be 1,658,754....
Washington Metropolitan Area
Washington Metropolitan Area
The Washington Metropolitan Area, formally known as the Washington–Arlington–Alexandria, DC–VA–MD–WV MSA, is a U.S. Metropolitan Statistical Area defined by the United States Office of Management and Budget . It is also part of the larger Baltimore-Washington Metropolitan Area...

Interstate megalopolises

(Megapolitan area

Megapolitan Area

A Megapolitan Area is a clustered network of American cities whose population exceeds or will exceed 10 million by the year 2040. There are currently 10 megapolitans identified in the United States. The criteria and terms were introduced in a July 2005 report by Robert E...

, Megalopolis

Megalopolis

Megalopolis may refer to:* Megalopolis , an extensive metropolitan area or a long chain of continuous metropolitan areas....

)

Appalachian Piedmont
I-85 Corridor
The I-85 Corridor is a multi-state region that follows Interstate 85 across the Southeastern United States. It stretches from Montgomery, Alabama to Petersburg, Virginia...
BosWash
BosWash
Along with ChiPitts and SanSan, BosWash is a term coined by futurists Herman Kahn and Anthony Wiener in a 1967 essay which they used to describe a theoretical megalopolis extending from the metropolitan area of Boston to that of Washington, D.C. in the United States...
Cascadia
ChiPitts
ChiPitts
ChiPitts is a group of metropolitan areas mostly within the Great Lakes/Midwestern area of the United States, but also including parts of Pennsylvania and New York in the Northeastern U.S. The region extends from Pittsburgh to Chicago , and is linked by economics, transport, and communications...
SanSan
SanSan
SanSan is a name coined by futurists Herman Kahn and Anthony Wiener in The Year 2000 to describe a theoretical California megalopolis extending from Metropolitan Sacramento and the San Francisco Bay Area south to Greater Los Angeles, the Inland Empire and San Diego...

Alabama

Greater Birmingham
Birmingham-Hoover-Cullman Combined Statistical Area
The Birmingham-Hoover-Cullman, AL CSA sometimes known as Greater Birmingham, is made up of 8 counties in Central Alabama....
Black Belt
Black Belt (region of Alabama)
The Black Belt is a region of the U.S. state of Alabama, and part of the larger Black Belt Region of the Southern United States, which stretches from Texas to Maryland. The term originally referred to the region underlain by a thin layer of rich, black topsoil developed atop the chalk of the Selma...
Central Alabama
Central Alabama
Central Alabama is the region in the state of Alabama that stretches approximately 170 miles from the western border with Mississippi to eastern border with Georgia and 136 miles from the northern...
Alabama Gulf Coast
Lower Alabama
Lower Alabama
Lower Alabama is a term used to describe various parts of southern Alabama. Its usage does not however reflect a formally defined geographic region. Three areas generally are known to use the Lower Alabama name....
Mobile Bay
Mobile Bay
Mobile Bay is an inlet of the Gulf of Mexico, lying within the state of Alabama in the United States. Its mouth is formed by the Fort Morgan Peninsula on the eastern side and Dauphin Island, a barrier island on the western side. The Mobile River and Tensaw River empty into the northern end of the...
North Alabama
North Alabama
North Alabama is a region of the U.S. state of Alabama, generally considered to include 12 counties: Cherokee, Colbert, DeKalb, Franklin, Jackson, Lauderdale, Lawrence, Limestone, Madison, Marshall, Morgan, and Winston, with a combined population of 958,247, or 20.84% of the state's population as...
Northeast Alabama
Northeast Alabama
Northeast Alabama includes the cities of Anniston, Gadsden, Talladega, and their surrounding areas in the state of Alabama. The county inclusion varies, usually only consisting of the Anniston-Oxford Metropolitan Area and Gadsden Metropolitan Statistical Area...
Northwest Alabama
Northwest Alabama
Northwest Alabama is a subdivision of the North Alabama region, and includes the cities of Decatur, Florence, Russellvile, and their surrounding areas in the state of Alabama. The county inclusion varies, usually only consisting of the Decatur Metropolitan Area and Florence-Muscle Shoals...
South Alabama
South Alabama
This article is about the region; for the university, see University of South AlabamaSouth Alabama is a term used to describe various parts of southern Alabama. Its usage does not however reflect a strictly defined geographic region...

Alaska

Arctic Alaska
Arctic Alaska
Arctic Alaska or Far North Alaska is a region of the U.S. state of Alaska generally referring to the northern areas on or close to the Arctic Ocean....
The Bush
Alaska Interior
Alaska Interior
The Alaska Interior covers most of the U.S. state's territory. It is largely wilderness. Mountains include Mount McKinley in the Alaska Range, the Wrangell Mountains, and the Ray Mountains....
Alaska North Slope
Alaska North Slope
The Alaska North Slope is the region of the U.S. state of Alaska located on the northern slope of the Brooks Range along the coast of two marginal seas of the Arctic Ocean, the Chukchi Sea being on the western side of Point Barrow, and the Beaufort Sea on the eastern.The region contains the...
Alaska Panhandle
Alaska Panhandle
The Alaska Panhandle, sometimes referred to as South east Alaska, is the southeastern portion of the U.S. state of Alaska, which lies west of the northern half of the Canadian province of British Columbia. The majority of the panhandle's area is part of the Tongass National Forest, the United...
Aleutian Islands
Aleutian Islands
The Aleutian Islands are a chain of more than 300 small volcanic islands forming part of the Aleutian Arc in the Northern Pacific Ocean, occupying an area of 6,821 sq mi and extending about westward from the Alaska Peninsula toward the Kamchatka Peninsula...
Kenai Peninsula
Kenai Peninsula
The Kenai Peninsula is a large peninsula jutting from the southern coast of Alaska in the United States. The name Kenai is possibly derived from Kenayskaya, the Russian name for Cook Inlet, which borders the peninsula to the west.-Geography:...
Seward Peninsula
Seward Peninsula
The Seward Peninsula is a large peninsula on the western coast of the U.S. state of Alaska. It projects about into the Bering Sea between Norton Sound, the Bering Strait, the Chukchi Sea, and Kotzebue Sound, just below the Arctic Circle...
Southcentral Alaska
Southwest Alaska
Southwest Alaska
Southwest Alaska is a region of the U.S. state of Alaska. The area is not exactly defined by any governmental administrative region; nor does it everywhere have a clear geographic boundary.-Geography:...
Tanana Valley
Tanana Valley
The Tanana Valley is a lowland region in central Alaska in the United States, on the north side of the Alaska Range where the Tanana River emerges from the mountains....
Yukon-Kuskokwim Delta
Yukon-Kuskokwim Delta
The Yukon-Kuskokwim Delta is one of the largest river deltas in the world, roughly the size of Oregon. It is located where the Yukon and Kuskokwim rivers empty into the Bering Sea on the west coast of the U.S. state of Alaska. The delta, which mostly consists of tundra, is protected as part of the...
Mat‑Su Valley
Matanuska-Susitna Valley
Matanuska-Susitna Valley is an area in Southcentral Alaska south of the Alaska Range about 25 air miles north northeast of Anchorage, Alaska known for producing huge vegetables during a 100-day growing season. It includes the valleys of the Matanuska, the Knik to the southeast, and the Susitna...

Arizona

Arizona Strip
Arizona Strip
The Arizona Strip is the part of the U.S. state of Arizona lying north of the Colorado River. The difficulty of crossing the Grand Canyon causes this region to have more natural connections with southern Utah and Nevada than with the rest of Arizona....
Grand Canyon
Grand Canyon
The Grand Canyon is a steep-sided gorge carved by the Colorado River in the United States in the state of Arizona. It is largely contained within the Grand Canyon National Park, one of the first national parks in the United States...
North Central Arizona
North Central Arizona
North Central Arizona is a geographical region of Arizona. It is in the Transition Zone between the Basin and Range province and the Colorado Plateau, and has some of the most rugged and scenic landscapes in Arizona....
Northeast Arizona
Northeast Arizona
Northeast Arizona is a region of the U.S. state of Arizona commonly including Apache County and Navajo County. Some notable towns there are St. Johns, Eagar, Holbrook, Show Low, Winslow, Window Rock, Fort Defiance, Ganado, Chinle, and Kayenta....
Northern Arizona
Northern Arizona
Northern Arizona is dominated by the Colorado Plateau, the southern border of which in Arizona is called the Mogollon Rim. In the West lies the Grand Canyon, which was cut by the flow of the Colorado River while the land slowly rose around it...
Phoenix metropolitan area
Phoenix Metropolitan Area
The Phoenix metropolitan area, often referred to as The Valley of the Sun, is a metropolitan area, centered on the city of Phoenix, that includes much of the central part of the U.S. state of Arizona...
Southern Arizona
Southern Arizona
Southern Arizona is a region of the United States. It is the southernmost portion of the 48th state, Arizona. Although Southern Arizona's boundaries are not well-defined, it is generally considered to include Cochise County, Pima County and Santa Cruz County, anchored by the city of Tucson...

Arkansas

Northern Arkansas
the Delta
Northwest Arkansas
Central Arkansas
the River Valley
Southern Arkansas

California

Central California
Central California
Central California, sometimes referenced as Mid-State, is an informally defined area, that most often includes southern portions of the Sacramento Valley, northern San Joaquin Valley, the Central Coast and hills of the California Coast Ranges, and the foothills and mountain areas of the central...
Northern California
Northern California
Northern California is the northern portion of the U.S. state of California. The region contains the San Francisco Bay Area, San Jose , Sacramento , as well as the substantial natural beauty of the redwood forests, the northern California coast, the Big Sur coastline area, the Sierra Nevada...
- Central Coast (North)
  Central Coast of California
  The Central Coast is an area of California, United States, roughly spanning the area between the Monterey Bay and Point Conception. It extends through Santa Cruz County, San Benito County, Monterey County, San Luis Obispo County, and Santa Barbara County...
  - Big Sur
    Big Sur
    Big Sur is a sparsely populated region of the central California coast where the Santa Lucia Mountains rise abruptly from the Pacific Ocean. The name "Big Sur" is derived from the original Spanish-language "el sur grande", meaning "the big south", or from "el país grande del sur", "the big country...
  - Monterey Bay Area
    Monterey Bay
    Monterey Bay is a bay of the Pacific Ocean, along the central coast of California. The bay is south of San Francisco, between the cities of Santa Cruz and Monterey....
  - Salinas Valley
    Salinas Valley
    The Salinas Valley is the Central Coast region of California, USA that lies along the Salinas River between the Gabilan Range and the Santa Lucia Range. It encompasses parts of Monterey County...
  - Santa Cruz Mountains
    Santa Cruz Mountains
    The Santa Cruz Mountains, part of the Pacific Coast Ranges, are a mountain range in central California, United States. They form a ridge along the San Francisco Peninsula, south of San Francisco, separating the Pacific Ocean from San Francisco Bay and the Santa Clara Valley, and continuing south,...
- Central Valley (North)
  - Sacramento Valley
    Sacramento Valley
    The Sacramento Valley is the portion of the California Central Valley that lies to the north of the San Joaquin-Sacramento Delta in the U.S. state of California. It encompasses all or parts of ten counties.-Geography:...
    - Chico Area
      Chico, California
      Chico is the most populous city in Butte County, California, United States. The population was 59,954 at the 2000 census but was estimated to have grown to 86,949 as of 2008...
    - Metropolitan Sacramento
      Sacramento metropolitan area
      The Sacramento–Arden-Arcade–Roseville, California Metropolitan Statistical Area, also known as the Sacramento metropolitan area or Greater Sacramento, is an area consisting of four counties in California's Central Valley, and El Dorado foothills, anchored by the city of Sacramento...
    - Yuba-Sutter Area
      Yuba-Sutter Area
      The Yuba-Sutter Area is a smaller metropolitan community including Yuba and Sutter Counties in Northern California, USA's Central Valley. The official name given by the U.S...
      - Sutter Buttes
        Sutter Buttes
        The Sutter Buttes are a small circular complex of eroded volcanic lava domes which rise above the flat plains of the Central Valley of California in the United States. The highest peak, South Butte, reaches about above sea level. The Buttes are located just outside of Yuba City, California in...
  - Sacramento-San Joaquin River Delta
  - San Joaquin Valley (North)
    San Joaquin Valley
    The San Joaquin Valley refers to the area of the Central Valley of California that lies south of the Sacramento-San Joaquin Delta in Stockton...
    - Fresno Area
      Fresno, California
      Fresno is a city in California, USA, the county seat of Fresno County. As of February 27, 2009, the population was estimated at 500,017, making it the fifth largest city in California and the 36th largest in the nation...
    - Merced Area
      Merced, California
      Merced [mɚ'sɛd], is the county seat of Merced County, California in the San Joaquin Valley of Central California. As of 2007, the city had a total population of 80,608. Incorporated in 1889, Merced is a charter city that operates under a council-manager government...
    - Modesto Area
      Modesto, California
      Modesto is the county seat of Stanislaus County, California. With a population of approximately 211,156 as of April 2009, Modesto ranks as the 16th largest city in the state of California. Modesto is located in Northern California, just 92 miles east of San Francisco, 68 miles south of the state...
    - Stockton Area
      Stockton, California
      Stockton, the county seat of San Joaquin County, is currently the 13th largest city in the U.S. state of California in terms of population and one of the largest in terms of area in the Central Valley. Stockton is located in Northern California south of Sacramento and north of Modesto...
- San Francisco Bay Area
  San Francisco Bay Area
  The San Francisco Bay Area, commonly known as the Bay Area, or the Yay Area, is a metropolitan region that surrounds the San Francisco and San Pablo estuaries in Northern California. The region encompasses large cities such as San Francisco, Oakland, and San Jose, along with smaller urban and...
  - East Bay
    East Bay (San Francisco Bay Area)
    The East Bay is a region of the San Francisco Bay Area, California, United States and comprises both Alameda and Contra Costa Counties. It lies on the eastern shores of the San Francisco Bay and San Pablo Bay...
    - Oakland–Alameda County
      Oakland, California
      Oakland is the eighth-largest city in the U.S. state of California and a major West Coast port city, located on San Francisco Bay about eight miles east of the City of San Francisco. Oakland is a major hub city for the Bay Area subregion collectively called the East Bay, and it is the county seat...
    - Tri-Valley Area
      Tri-Valley
      Tri-Valley is a triangle-shaped region in the East Bay of the San Francisco Bay Area. The valley is 18 miles southeast of Oakland and 33 miles from San Francisco...
      - Amador Valley
      - Livermore Valley
      - San Ramon Valley
        San Ramon Valley
        The San Ramon Valley is a region in Contra Costa County and Alameda County, California, east of Oakland. The cities of San Ramon, Danville and Alamo as well as the southern edge of Walnut Creek are located in the valley. Interstate 680 serves as the primary transportation route for the...
  - North Bay
    North Bay (San Francisco Bay Area)
    The North Bay is a subregion of the San Francisco Bay Area, in California, United States. It is by far the least populous and least urbanized part of the Bay Area. It consists of Marin, Sonoma, Napa, and Solano counties. It is, unusually for a major metropolitan area, still highly agricultural...
    - Marin County
      Marin County, California
      Marin County is a county located in the North San Francisco Bay Area of the U.S. state of California, across the Golden Gate Bridge from San Francisco. As of 2007, the population was 248,096. The county seat is San Rafael and the largest employer is the county government. Marin County is...
    - Wine Country
      - Napa Valley
        Napa County, California
        Napa County is a county located north of the San Francisco Bay Area in the U.S. state of California. It is part of the Napa, California, Metropolitan Statistical Area. As of 2000 the population is 124,279. The county seat is Napa....
      - Russian River Valley
        Russian River (California)
        The Russian River is a southward-flowing river in the Northern California counties of Mendocino and Sonoma.-Course:The Russian River springs from the Laughlin Range about east of Willits in Mendocino County. It flows generally southward to Redwood Valley, then parallels U.S...
      - Sonoma Valley
        Sonoma Valley
        Sonoma Valley is the birthplace of the California wine industry and often called The Valley of the Moon. Sonoma Valley is home to some of the earliest vineyards and wineries in the state, some of which survived the phylloxera epidemic of the 1870s and the impact of Prohibition...
    - Telecom Valley
      Telecom Valley
      Telecom Valley is an area located in Sonoma County, California specifically the Redwood Business Park of Petaluma, California.-History:Telecom Valley is the term coined for the North San Francisco Bay Area Highway 101 corridor between Petaluma and Santa Rosa in Northern California. It was derived...
  - The Peninsula
    San Francisco Peninsula
    The San Francisco Peninsula is a peninsula in California that separates the San Francisco Bay from the Pacific Ocean. On its northern tip is the City and County of San Francisco. Its southern base is in Santa Clara County, including the cities of Palo Alto, Los Altos, and Mountain View...
    - City and County of San Francisco
    - San Mateo County
      San Mateo County, California
      San Mateo County is a county located in the San Francisco Bay Area of the U.S. state of California. It covers most of the San Francisco Peninsula just south of San Francisco, and north of Santa Clara County. San Francisco International Airport is located at the northern end of the county, and...
  - South Bay
    - Santa Clara Valley
      Santa Clara Valley
      The Santa Clara Valley is a valley just south of the San Francisco Bay in Northern California in the United States. Much of Santa Clara County and its county seat, San Jose, are in the Santa Clara Valley. The valley was originally known as the Valley of Heart’s Delight for the miles and miles of...
      - San Jose
        San Jose, California
        San Jose or San José is the third-largest city in California and the tenth-largest in the United States. The county seat of Santa Clara County, it is located at the southern end of the San Francisco Bay Area, a region commonly referred to as Silicon Valley...
        
        –Santa Clara County
        Santa Clara County, California
        Santa Clara County is a county located at the southern end of the San Francisco Bay Area in the U.S. state of California. As of 2000 it had a population of 1,682,585. The U.S. Census estimate for 2008 was 1,764,499. The county seat is San Jose. The highly urbanized Santa Clara Valley within Santa...
      - Silicon Valley
        Silicon Valley
        Silicon Valley is the southern part of the San Francisco Bay Area in Northern California, United States. The term originally referred to the region's large number of silicon chip innovators and manufacturers, but eventually came to refer to all the high-tech businesses in the area; it is now...
- Sierra Nevada
  - Gold Country
    Gold Country
    Gold Country is a region in the central-and-north-eastern part of California, United States. It is famed for the mineral deposits and gold mines which attracted waves of immigrants, known as the 49ers, during the 1849 California Gold Rush.-Geography:The Gold Country is generally considered to lie...
  - Lake Tahoe
    Lake Tahoe
    Lake Tahoe is a large freshwater lake in the Sierra Nevada mountains of the United States. It is located along the border between California and Nevada, west of Carson City, Nevada. Lake Tahoe is the largest alpine lake in North America...
  - Yosemite
    Yosemite National Park
    Yosemite National Park is a national park spanning eastern portions of Tuolumne, Mariposa and Madera counties in east central California, United States. The park covers an area of and reaches across the western slopes of the Sierra Nevada mountain chain...
- Upstate California
  Upstate California
  Upstate California is a region of California consisting of its mostly-rural northernmost 20 counties. Generally, this area consists of all territory within California north of the San Francisco Bay and Sacramento areas...
  - North Coast
    - Emerald Triangle
      Emerald Triangle
      The Emerald Triangle refers to the three counties of Mendocino, Humboldt, and Trinity in Northern California, United States.This region is also called Behind the Redwood Curtain,...
      - Lost Coast
        Lost Coast
        The Lost Coast is a section of California's north coast in Humboldt County, lying between the King Range and the Pacific Ocean. The steepness and related geotechnical challenges of the coastal mountains made this stretch of coastline too costly for state highway or county road builders to establish...
    - Klamath Mountains
      Klamath Mountains
      The Klamath Mountains, which include the Siskiyou, Marble, Scott, Trinity, Trinty Alps, Salmon, and northern Yolla-Bolly Mountains, are a rugged lightly populated mountain range in northwest California and southwest Oregon in the United States...
    - Mendocino Mountains
      Mendocino Range
      The Mendocino Range is one of several coastal mountain ranges which compose the Pacific Coast Range. This massive range of coastal mountains was formed during a period of coastal orogeny, millions of years ago. The Mendocino Range is a component of the California Coast Ranges of California...
  - Shasta Cascade
    Shasta Cascade
    The Shasta Cascade region of California is located in the northeastern and north-central sections of the state bordering Oregon and Nevada, including far northern parts of the Central Valley and the Sierra Nevada mountain range. The area is centered on Mount Shasta in the California Cascade Range,...
    - Mount Shasta
      Mount Shasta
      Mount Shasta is located in Siskiyou County and at is second highest peak in the Cascades and the fifth highest in California. Mount Shasta has an estimated volume of which makes it the most voluminous stratovolcano in the Cascade Volcanic Arc.The mountain and its surrounding area are managed by...
    - Redding Area
      Redding, California
      For the city in Pennsylvania, see Reading, PennsylvaniaRedding is a city in Northern California. It is the county seat of Shasta County, California, USA...
    - Trinity Alps
      Trinity Alps
      The Trinity Alps are mountains in Northern California, located to the northwest of Redding. Elevations there range from to at Thompson Peak. The Trinity Alps Wilderness covers , making it the second largest wilderness area in California.-Climate:...
  - Tricorner Region
    - Modoc Plateau
      Modoc Plateau
      The Modoc Plateau lies in the northeast corner of California as well as parts of Oregon and Nevada. It is a mile-high expanse of lava flows with cinder cones, juniper flats, pine forests, and seasonal lakes. The plateau is thought to have been formed approximately 25 million years ago...
    - Warner Mountains
      Warner Mountains
      The Warner Mountains is an 85-mile-long mountain range running north-south through northeastern California and extending into southeastern Oregon in the United States...
SanSan Megalopolis
SanSan
SanSan is a name coined by futurists Herman Kahn and Anthony Wiener in The Year 2000 to describe a theoretical California megalopolis extending from Metropolitan Sacramento and the San Francisco Bay Area south to Greater Los Angeles, the Inland Empire and San Diego...
Southern California
Southern California
Southern California, or SoCal, is defined as the southern portion of the U.S. state of California. Its population centers around three major metropolitan areas, each of which have over 3 million people; the Los Angeles Metropolitan Area with over 12 million inhabitants, the San Bernardino-Riverside...
- Central Coast (South)
  Central Coast of California
  The Central Coast is an area of California, United States, roughly spanning the area between the Monterey Bay and Point Conception. It extends through Santa Cruz County, San Benito County, Monterey County, San Luis Obispo County, and Santa Barbara County...
  - Oxnard Plain
    Oxnard Plain
    The Oxnard Plain is a large coastal plain in southwest Ventura County, California bounded by the Santa Monica Mountains, the Santa Susana Mountains, and Oak Ridge to the east, the Topatopa Mountains to the north, the Santa Clara River Valley to the northeast and the Pacific Ocean to the south and...
  - San Luis Obispo Area
    San Luis Obispo, California
    San Luis Obispo is a city in California, located roughly midway between San Francisco and Los Angeles on the Central Coast. The city, referred to locally as "SLO" or "San Luis", is the county seat of San Luis Obispo County and is adjacent to California Polytechnic State University...
  - Santa Barbara Area
    Santa Barbara, California
    Santa Barbara is a city in Santa Barbara County, California, United States. Situated on an east-west trending section of coastline, the longest such section on the west coast, between the steeply-rising Santa Ynez Mountains and the sea, and having a Mediterranean climate, it is called California's...
- Central Valley (South)
  - San Joaquin Valley (South)
    San Joaquin Valley
    The San Joaquin Valley refers to the area of the Central Valley of California that lies south of the Sacramento-San Joaquin Delta in Stockton...
    - Bakersfield Area
      Bakersfield, California
      Bakersfield is a city at the southern end of the San Joaquin Valley in Kern County, California, United States. It is located roughly equidistant between Fresno and Los Angeles, to the north and south respectively...
    - Visalia Area
      Visalia Metropolitan Area
      The Greater Visalia Area is a metropolitan statistical area in Central California known officially by the United States Census Bureau as the Visalia-Porterville metropolitan statistical area...
- Channel Islands
  Channel Islands of California
  The Channel Islands of California are a chain of eight islands located in the Pacific Ocean off the coast of Southern California along the Santa Barbara Channel in the United States of America...
- Greater Los Angeles
  Greater Los Angeles Area
  The Greater Los Angeles Area, or the Southland, is the agglomeration of urbanized area around the county of Los Angeles, California, United States. Greater Los Angeles includes the Los Angeles Metropolitan Area as well as the Riverside–San Bernardino–Ontario Metropolitan Area, and the...
  - Los Angeles Basin
    Los Angeles Basin
    The Los Angeles Basin is the coastal sediment-filled plain located between the peninsular and transverse ranges in southern California in the United States containing the central part of the city of Los Angeles as well as its southern and southeastern suburbs...
    - Inner Los Angeles Area
      - Gateway Cities
        Gateway Cities
        The Gateway Cities of Southern California are those located in southeastern Los Angeles County. There is some cross-over between these cities and those composing South Los Angeles, East Los Angeles, the South Bay, and the San Gabriel Valley....
      - Los Angeles City
        Los Ángeles
        Los Ángeles is the capital of the province of Biobío, in the municipality of the same name, in Region VIII , in the center-south of Chile. It is located between the Laja and Biobío rivers. The population is 123.445 inhabitants...
        
        East Los Angeles
        East Los Angeles (region)
        East Los Angeles is the portion of the City of Los Angeles, California that lies east of the Los Angeles River and Downtown Los Angeles, west of the San Gabriel Valley and the unincorporated area of East Los Angeles, California and City Terrace, California, south of Cypress Park, and north of...
        
        Harbor Area
        Harbor Area
        The Harbor Area is the area along the Port of Los Angeles. It contains neighborhoods of Los Angeles .-Los Angeles City neighborhoods in the Harbor Area:*Harbor City**Harbor Pines*Harbor Gateway*San Pedro**Palisades...
        
        South Los Angeles
        South Los Angeles
        South Los Angeles, often abbreviated as South L.A., is the official name for a large geographic and cultural portion lying to the southwest and southeast of downtown Los Angeles, California. The area was formerly called South Central Los Angeles, and is still widely known as South Central...
        
        Westside
      - Palos Verdes Peninsula
        Palos Verdes
        Palos Verdes is a name often used to refer to a group of coastal cities on the Palos Verdes Peninsula in southwestern Los Angeles County, California, USA. Palos Verdes Estates, Rancho Palos Verdes, Rolling Hills, and Rolling Hills Estates are the predominant cities in the area, with a portion of...
    - South Bay
      South Bay, Los Angeles
      The South Bay is a region of the southwest peninsula of Los Angeles County, California, United States. The name stems from its geographic features stretching along the southern shores of Santa Monica Bay which forms its western border.The picture at right uses the broadest definition of the...
      - Beach Cities
        Beach Cities
        The Beach Cities are located along the California Coast south and west of Los Angeles in the South Bay area of Southern California. The beach communities include Manhattan Beach, Hermosa Beach and Redondo Beach....
    - Conejo Valley
      Conejo Valley
      The Conejo Valley is a region spanning both southeastern Ventura County and northwestern Los Angeles County in Southern California, United States...
    - Orange County
      Orange County, California
      Orange County is a county in Southern California, United States. Its county seat is Santa Ana. As of the 2000 census, its population was 2,846,293, though a July 2008 estimate placed the population at 3,010,759, making it the second most populous county in California, behind Los Angeles County and...
    - San Gabriel Valley
      San Gabriel Valley
      The San Gabriel Valley is one of the principal valleys of southern California. It lies to the east of the city of Los Angeles, to the north of the Puente Hills, to the south of the San Gabriel Mountains, and west of the Inland Empire. It derives its name from the San Gabriel River that flows...
  - Crescenta Valley
    Crescenta Valley
    The Crescenta Valley is a small inland valley in Los Angeles County, California. Its name derives from its crescent-like shape, with the convex portion facing roughly northeast and the concave portion southwest. It lies between the San Gabriel Mountains on the northeast and the Verdugo Mountains...
    - Peninsular Ranges (North)
      Peninsular Ranges
      The Peninsular Ranges are a group of mountain ranges which stretch 1500 km from southern California in the United States to the southern tip of Mexico's Baja California peninsula; they are part of the North American Coast Ranges that run along the Pacific coast from Alaska to Mexico...
      - San Jacinto Mountains
        San Jacinto Mountains
        The San Jacinto Mountains are a mountain range east of Los Angeles in southern California in the United States. The mountains are named for Saint Hyacinth...
      - Santa Rosa Mountains
        Santa Rosa Mountains (California)
        The Santa Rosa Mountains are a short peninsular range east of Los Angeles and northeast of San Diego in southern California in the United States. The mountains extend for approximately 30 mi through Riverside, San Diego, and Imperial counties along the western side of the Coachella Valley. The...
    - Pomona Valley
      Pomona Valley
      The Pomona Valley, located between the San Gabriel Valley and Cucamonga Valley in Southern California, straddles the border between Los Angeles County and San Bernardino County. Back on March 1, 1893 the California Assembly voted 54-14 for a new county to form in the region, San Antonio County,...
  - Puente Hills
    Puente Hills
    The Puente Hills is a chain of hills in an unincorporated area in eastern Los Angeles County, California. It lies to the south of the San Gabriel Valley and the Pomona Freeway , to the east of the San Gabriel River Freeway , to the north of Whittier Boulevard, and to the west of the city of Diamond...
  - Santa Clarita Valley
    Santa Clarita Valley
    The Santa Clarita Valley is the valley of the Santa Clara River in Southern California. It stretches through Los Angeles County and Ventura County. Its main population center is the city of Santa Clarita. The valley was part of the 48,612-acre Rancho San Francisco land grant...
  - San Gabriel Mountains
    San Gabriel Mountains
    The San Gabriel Mountains are located in northern Los Angeles County and western San Bernardino County, California, United States. The mountain range forms a barrier between the Greater Los Angeles Area and the Mojave Desert. This Transverse Range lies in and is surrounded by the Angeles National...
  - San Fernando Valley
    San Fernando Valley
    The San Fernando Valley is an urbanized valley located in Southern California, United States. More than half of the city of Los Angeles' land area lies within the San Fernando Valley...
  - Santa Ana Mountains
    Santa Ana Mountains
    The Santa Ana Mountains are a short peninsular mountain range along the coast of Southern California in the United States. They extend for approximately 35 mi southeast of the Los Angeles Basin largely along the border between Orange and Riverside counties.- Geography :The range starts in the...
  - Santa Monica Mountains
    Santa Monica Mountains
    The Santa Monica Mountains are a low transverse range in southern California in the United States.-Geography:The range extends approximately 40 mi east-west from the Hollywood Hills in Los Angeles to Point Mugu in Ventura County...
    - Hollywood Hills
      Hollywood Hills
      The Hollywood Hills is a neighborhood of Los Angeles, California. It is bound by Crescent Heights on the West, Vermont Avenue on the East, Mulholland Drive on the North, and Melrose Avenue on the south.-References:...
- Desert Region
  Desert Region of California
  Desert Region is a tourism region of southeastern California as defined by the California Travel & Tourism Commission.The region includes the Mojave Desert area of California, the Low Desert part of the Sonoran Desert area around Palm Springs, several national and state parks and preserves, the...
  - Eureka Valley
  - Imperial Valley
  - Ivanpah Valley
    Ivanpah Valley
    The Ivanpah Valley is in southeastern California and southern Nevada in the United States. The valley is between the New York Mountains and the Ivanpah Mountains in San Bernardino County on the California side, and in Clark County on the Nevada side. The communities of Cima, California, Nipton,...
  - Sonoran Desert (Low Desert)
    Sonoran Desert
    The Sonoran Desert is a North American desert which straddles part of the United States-Mexico border and covers large parts of the U.S. states of Arizona and California and the northwest Mexican states of Sonora, Baja California, and Baja California Sur...
    - Colorado Desert
      Colorado Desert
      California's Colorado Desert is a part of the larger Sonoran Desert, which extends across southwest North America. The Colorado Desert region encompasses approximately 7 million acres, reaching from the Mexican border in the south to the higher-elevation Mojave Desert in the north and from the...
      - Salton Sink/Salton Sea
        Salton Sink
        The Salton Sink is located in Southeastern California near the Arizona border. The Salton Sea lies in the lowest elevations of the Salton Sink. Before 1905 this was a barren desert...
    - Antelope Valley
      Antelope Valley
      The Antelope Valley in California, United States is located in northern Los Angeles County and the southeastern portion of Kern County, California and constitutes the western tip of the Mojave Desert...
    - Rainbow Basin
      Rainbow Basin
      Rainbow Basin is a geological formation located approximately eight miles north of Barstow in the Mojave Desert in San Bernardino County, California. It has been designated a National Natural Landmark. Rainbow Basin is a mixture of private and public land, but it is managed by the Bureau of Land...
    - Saline Valley
      Saline Valley, California
      Saline Valley is a large, deep, and arid valley in the northern Mojave Desert of Southern California. Most of it became a part of Death Valley National Park when the park expanded in 1994. This area had previously been administered by the BLM. It is located northwest of Death Valley proper,...
- San Bernardino-Riverside Metropolitan Area
  Inland Empire (California)
  The Inland Empire is a large metropolitan area located in Southeastern California, consisting of two counties, Riverside and San Bernardino counties. With a population of over 4 million people, it is the second largest metropolitan area in Southern California, third in California, 14th largest in...
  - Death Valley
    Death Valley
    Death Valley is a desert located in the southwestern United States. It is the lowest, driest, and hottest location in North America. Badwater, a basin located within Death Valley, is the specific location of the lowest elevation in North America at 282 ft below sea level...
  - Mojave Desert (High Desert)
    Mojave Desert
    The Mojave Desert , , locally referred to as the High Desert, occupies a significant portion of southeastern California and smaller parts of central California, southern Nevada, southwestern Utah and northwestern Arizona, in the United States...
    - Victor Valley
      Victor Valley, California
      Victor Valley is a subregion of Southern California north of the San Bernardino Mountains in the Mojave Desert. It is located in San Bernardino County and situated east of the Antelope Valley and north of the Cucamonga Valley. The Victor Valley is part of the 14th largest metropolitan area, the...
    - Morongo Basin
      Morongo Basin
      The Morongo Basin is located centrally in the southern portion of the state of California in the United States. The Morongo basin is part of the third largest metropolitan area in California and the 14th largest in the United States, the Inland Empire. Joshua Tree National Park lies in the basin...
  - Coachella Valley (Palm Springs Area)
    Coachella Valley
    The Coachella Valley is a large valley landform in Southern California. Populated by nearly one million people, the valley is part of the 14th largest metropolitan area in the United States, the Inland Empire, and includes the famed tourist destination, Palm Springs...
  - West Valley Region
    Inland Empire (California)
    The Inland Empire is a large metropolitan area located in Southeastern California, consisting of two counties, Riverside and San Bernardino counties. With a population of over 4 million people, it is the second largest metropolitan area in Southern California, third in California, 14th largest in...
    - Cucamonga Valley
      Cucamonga Valley
      The Cucamonga Valley is a region between the Los Angeles and San Bernardino areas, in San Bernardino County and Riverside County, of California, United States. It is located east of the Pomona Valley and it is a major site of wine production and is the location of the Cucamonga Valley AVA, a...
    - Chino Valley
      Chino Valley
      Chino Valley can refer to:*Chino Valley, California *Chino Valley, Arizona...
  - Big Cities Region
    Inland Empire (California)
    The Inland Empire is a large metropolitan area located in Southeastern California, consisting of two counties, Riverside and San Bernardino counties. With a population of over 4 million people, it is the second largest metropolitan area in Southern California, third in California, 14th largest in...
    - San Bernardino Area
      San Bernardino, California
      San Bernardino is a large city located in the Inland Empire Metropolitan Area of Southern California. San Bernardino is also the county seat of San Bernardino County, California, United States. San Bernardino's estimated population, as of 2006, is 205,010. As of 2006, it was the 18th largest city...
    - Riverside Area
      Riverside, California
      Riverside is the largest city in the Inland Empire Metropolitan Area of Southern California, and is approximately 60 miles east of Los Angeles, and 12 miles southwest of San Bernardino. Riverside is the county seat of Riverside County, and is named for its location beside the Santa Ana River...
    - San Bernardino Valley
      San Bernardino Valley
      The San Bernardino Valley, sometimes referred to as the Greater San Bernardino Area, lies at the south base of the Transverse Ranges. It is bordered on the north by the eastern San Gabriel Mountains and San Bernardino Mountains, on the east by the San Jacinto Mountains, and on the south and west by...
  - Mountain Areas
    Inland Empire (California)
    The Inland Empire is a large metropolitan area located in Southeastern California, consisting of two counties, Riverside and San Bernardino counties. With a population of over 4 million people, it is the second largest metropolitan area in Southern California, third in California, 14th largest in...
    - San Bernardino Mountains
      San Bernardino Mountains
      The San Bernardino Mountains are a short transverse mountain range north and east of San Bernardino in Southern California in the United States. The mountains run for approximately 60 miles east-west on the southern edge of the Mojave Desert in southwestern San Bernardino County, north of the...
    - Little San Bernardino Mountains
      Little San Bernardino Mountains
      The Little San Bernardino Mountains are short peninsular range in southern California in the United States. They extend for approximately 40 mi southeast from the San Bernardino Mountains through San Bernardino and Riverside counties to the northeast edge of the Salton Sea. The range separates the...
- Metropolitan San Diego
  San Diego County, California
  San Diego County is a county located near the Pacific Ocean in the far southwest of the U.S. state of California. It is the southwesternmost county in the contiguous 48 states...
  - North County
  - San Diego Bay Area
    San Diego Bay
    San Diego Bay is a natural harbor adjacent to San Diego, California. It is 12 mi/19 km long, 1 mi/1.6 km–3 mi/4.8 km wide...
  - San Ysidro Border Area
    San Ysidro, San Diego, California
    San Ysidro is a community in the city of San Diego, California. It is located in the southernmost part of San Diego County, California, immediately north of the international border with Mexico. It was annexed by the city of San Diego in 1957....
- Owens Valley
  Owens Valley
  Owens Valley is the arid valley of the Owens River in southeastern California in the United States. The valley is approximately long, trending north-south, and is bounded by the Inyo Mountains on the east, on the southeast by the Coso Range, on the south by Rose Valley, on the west by the Sierra...

Colorado

Central Colorado
Central Colorado
Central Colorado is a region of the U.S. state of Colorado. It can be roughly defined by Clear Creek County in the northwest, Weld County in the east, Fremont County in the south, and El Paso County in the southeast...

(part of Southern Rocky Mountains
Southern Rocky Mountains
The Southern Rocky Mountains are a major subregion of the Rocky Mountains of North America located in the southern portion of the U.S. state of Wyoming, the central and western portions of Colorado, the northern portion of New Mexico, and extreme eastern portions of Utah...

)
Colorado Eastern Plains
Colorado Eastern Plains
The Eastern Plains of Colorado refers to region of the U.S. state of Colorado on the east side of the Rocky Mountains, and east of the population centers of the Front Range.-Geography:...

(part of High Plains
High Plains (United States)
The High Plains are a subregion of the Great Plains in the central United States, generally encompassing the western part of the Great Plains before the region reaches the Rocky Mountains. The High Plains are located in eastern Colorado, western Kansas, western Nebraska, central and eastern...

and Great Plains
Great Plains
The Great Plains are the broad expanse of prairie and steppe which lie west of the Mississippi River and east of the Rocky Mountains in the United States and Canada. This area covers parts of the U.S...

)
Colorado Front Range
Colorado Front Range
The Colorado Front Range is a colloquial geographic term for the most populous region of the State of Colorado in the United States which are just east of the foothills of the Front Range, from which the region takes its name...

(part of Front Range Urban Corridor
Front Range Urban Corridor
The Front Range Urban Corridor is an oblong region of urban population located along the eastern face of the Southern Rocky Mountains in the U.S. states of Colorado and Wyoming...

)
Colorado Mineral Belt
Colorado Mineral Belt
The Colorado Mineral Belt is an area with abundant ore deposits. The area stretches north-east from the La Plata Mountains in Southwestern Colorado to the Front Range near Boulder, Colorado...

(part of Southern Rocky Mountains
Southern Rocky Mountains
The Southern Rocky Mountains are a major subregion of the Rocky Mountains of North America located in the southern portion of the U.S. state of Wyoming, the central and western portions of Colorado, the northern portion of New Mexico, and extreme eastern portions of Utah...

)
Colorado Western Slope
Colorado Western Slope
The Western Slope of Colorado refers to a region of the U.S. state of Colorado incorporating everything in the state west of the Continental Divide. The Colorado River and its tributaries divide the region into north and south at Grand Junction, Colorado...

(part of Southern Rocky Mountains
Southern Rocky Mountains
The Southern Rocky Mountains are a major subregion of the Rocky Mountains of North America located in the southern portion of the U.S. state of Wyoming, the central and western portions of Colorado, the northern portion of New Mexico, and extreme eastern portions of Utah...

and Colorado Plateau
Colorado Plateau
The Colorado Plateau, also called the Colorado Plateau Province, is a physiographic region of the Intermontane Plateaus, roughly centered on the Four Corners region of the southwestern United States. The province covers an area of 337,000 km² within western Colorado, northwestern New Mexico,...

)
Denver-Aurora Metropolitan Area
Denver-Aurora Metropolitan Area
The Denver-Aurora-Broomfield Metropolitan Statistical Area is a United States Census Bureau defined Metropolitan Statistical Area in the State of Colorado that includes the City and County of Denver and nine suburban counties. The Census Bureau estimates that the population was 2,357,404 on...

(part of Front Range Urban Corridor
Front Range Urban Corridor
The Front Range Urban Corridor is an oblong region of urban population located along the eastern face of the Southern Rocky Mountains in the U.S. states of Colorado and Wyoming...

)
High Rockies
High Rockies
The High Rockies, or high country, is a term for a region of the U.S. state of Colorado. It commonly includes Larimer County, Jackson County, Routt County, Grand County, Summit County, Eagle County, Lake County, and Pitkin County. Some notable towns there include Estes Park, Walden, Steamboat...

(part of Southern Rocky Mountains
Southern Rocky Mountains
The Southern Rocky Mountains are a major subregion of the Rocky Mountains of North America located in the southern portion of the U.S. state of Wyoming, the central and western portions of Colorado, the northern portion of New Mexico, and extreme eastern portions of Utah...

)
Northwestern Colorado
Northwestern Colorado
Northwestern Colorado includes the following Colorado counties:*Eagle County*Garfield County*Grand County*Moffat County*Rio Blanco County- Large cities/towns in Northwestern Colorado include :* Craig, Colorado* Eagle, Colorado* Edwards, Colorado...

(part of Southern Rocky Mountains
Southern Rocky Mountains
The Southern Rocky Mountains are a major subregion of the Rocky Mountains of North America located in the southern portion of the U.S. state of Wyoming, the central and western portions of Colorado, the northern portion of New Mexico, and extreme eastern portions of Utah...

)
San Luis Valley
San Luis Valley
The San Luis Valley is an extensive alpine valley in the United States states of Colorado and New Mexico covering approximately and sitting at an average elevation of above sea level. The valley sits atop the Rio Grande Rift and is drained to the south by the Rio Grande River, which rises in the...
South-Central Colorado
South-Central Colorado
South-Central Colorado is a region of the U.S. state of Colorado. It can be roughly defined by Chaffee County in the northwest, El Paso County in the northeast, Las Animas County in the southeast, and Conejos County in the southwest. Some notable towns there include Colorado Springs, Pueblo,...

(part of Front Range Urban Corridor
Front Range Urban Corridor
The Front Range Urban Corridor is an oblong region of urban population located along the eastern face of the Southern Rocky Mountains in the U.S. states of Colorado and Wyoming...

)
Southwestern Colorado
Southwestern Colorado
-Southwestern Colorado includes the following Colorado counties:*Alamosa County*Archuleta County*Conejos County*Dolores County*Hinsdale County*La Plata County*Mineral County*Montezuma County*Montrose County*Ouray County*Rio Grande County...

(part of Southern Rocky Mountains
Southern Rocky Mountains
The Southern Rocky Mountains are a major subregion of the Rocky Mountains of North America located in the southern portion of the U.S. state of Wyoming, the central and western portions of Colorado, the northern portion of New Mexico, and extreme eastern portions of Utah...

and Colorado Plateau
Colorado Plateau
The Colorado Plateau, also called the Colorado Plateau Province, is a physiographic region of the Intermontane Plateaus, roughly centered on the Four Corners region of the southwestern United States. The province covers an area of 337,000 km² within western Colorado, northwestern New Mexico,...

)

Connecticut

In Connecticut, there are 15 official regions, each with a regional government that serves for the absence of county government in Connecticut

Connecticut

Connecticut is a state in the northeastern United States. It is bordered by Rhode Island to the east, Massachusetts to the north, and New York to the west and south ....

. There are also a fair number of unnofficial regions in Connecticut with no regional government.

Coastal Connecticut
Coastal Connecticut
Coastal Connecticut comprises all of Connecticut's southern border along Long Island Sound, from Greenwich in the west to Stonington in the east, as well as the tidal portions of the Housatonic River, Quinnipiac River, Connecticut River, and Thames River. It includes the southern sections of the...
Connecticut Panhandle
Connecticut Panhandle
The Connecticut Panhandle, informally known to locals as the Tail, is in southwestern Connecticut, where it abuts New York State. It is contained entirely in Fairfield County and includes all of Greenwich, Stamford, New Canaan, and Darien, as well as part of Norwalk and containing some of the most...
New York Metropolitan Area
New York metropolitan area
The New York metropolitan area, also known as Metropolitan New York, Greater New York, or the Tri-State Region, is the most populous metropolitan area in the United States and is also one of the most populous in the world. The metropolitan area is defined by the U.S...

/Gold Coast
Gold Coast (Connecticut)
The Gold Coast is a region of the state of Connecticut, United States that roughly corresponds to the labor market area of the city of Stamford. The area is also sometimes less commonly referred to as "The Golden Ghetto," a pejorative term used to describe the disparity between upper-class and...
Litchfield Hills
Litchfield Hills
The Litchfield Hills is a geographic region of the U.S. state of Connecticut located in the northwestern corner of the state. It is a term that is roughly coterminous with the boundaries of Litchfield County, for which it is named...
Naugatuck River Valley
Naugatuck River Valley
The Naugatuck River Valley refers to the watershed area of the Naugatuck River in the western part of Connecticut. The Naugatuck Valley straddles parts of Litchfield County, New Haven, and Fairfield counties. The Route 8 corridor and Waterbury Branch of the Metro-North railroad line run along the...
Greater Bridgeport
Greater Bridgeport
Greater Bridgeport is the metropolitan area centered on the city of Bridgeport in the U.S. state of Connecticut. The area is located in Southwestern Connecticut and consists of the city of Bridgeport and five other adjacent towns – Easton, Fairfield, Monroe, Stratford, and Trumbull...
Greater New Haven
Greater New Haven
Greater New Haven is the metropolitan area whose extent includes those towns in the U.S. state of Connecticut that share an economic, social, political, and historical focus on the city of New Haven. It occupies the south-central portion of the state in a radius around New Haven...
Greater Hartford
Greater Hartford
Greater Hartford is a region located in the state of Connecticut, centered around the state's capital of Hartford.Hartford's role as a focal point for the American insurance industry is known nationally. The vibrant music and arts scene defines the region's culture...
Lower Connecticut River Valley
Lower Connecticut River Valley
The Lower Connecticut River Valley is a region of the state of Connecticut focused around the juncture where the Connecticut River meets Long Island Sound. It includes towns in southern Middlesex County and the western edge of New London County...
Quiet Corner
Quiet Corner
The Quiet Corner, also known as Northeastern Connecticut, is a region of the state of Connecticut, located in the northeastern corner of the state. It is generally associated with Windham County, but also incorporates eastern sections of Tolland County and the northern portion of New London County...
Southeastern Connecticut
Southeastern Connecticut
The Southeastern Connecticut region comprises, as the name suggests, the southeastern corner of the state of Connecticut. It is sometimes referred to as Greater New London or by the tourist slogan Mystic and More....
Southwestern Connecticut
Southwestern Connecticut
Southwestern Connecticut is a geographic region of the U.S. state of Connecticut. There are no official definitions for this region but generally includes one or more of the following official regions located entirely or partly in the southern part of Fairfield County:*Gold Coast *Greater...
Upstate Connecticut
Upstate Connecticut
Upstate Connecticut is a term commonly used to refer to Connecticut's rural northern counties. This usually includes Litchfield County, Hartford County, Tolland County, and Windham County...

Florida

Big Bend
Big Bend (Florida)
The Big Bend of Florida, U.S.A., is an informal region of the state with no official surveyed boundary. Geologists prefer to characterize Florida’s Big Bend as the drowned karst section of the coast that occurs between the Apalachicola Cuspate Delta and Southwest Florida’s Central Barrier Coast...
Central Florida
Central Florida
Central Florida is the central region of the United States state of Florida, on the East Coast. The region enjoys a hot but stormy climate, with many thunderstorms, and hurricanes threatening often....
- Greater Orlando
Everglades
Everglades
The Everglades are subtropical wetlands located in the southern portion of the U.S. state of Florida, comprising the southern half of a large watershed. The system begins near Orlando with the Kissimmee River, which discharges into the vast but shallow Lake Okeechobee...
First Coast
First Coast
The First Coast is a region of Florida, in the United States. It extends along the Atlantic, or eastern, coast of the state, from the Georgia border, past the southern end of Anastasia Island, to Marineland....
Florida Heartland
Florida Heartland
The Florida Heartland is a region of Florida located to the north and west of Lake Okeechobee, composed of six inland, non-metropolitan counties — DeSoto, Glades, Hardee, Hendry, Highlands, and Okeechobee. In 2000, The US Census Bureau recorded the population of the region at 229,509...
Florida Keys
Florida Keys
The Florida Keys are a cluster of about 1700 islands in the southeast United States. They begin at the southeastern tip of the Florida peninsula, about south of Miami, and extend in a gentle arc south-southwest and then westward to Key West, the westernmost of the inhabited islands, and on to the...
Florida Panhandle
Florida Panhandle
The Florida Panhandle is the region of the state of Florida which includes most of the northwestern part of the state. It is a narrow strip lying between Alabama on the north and the west, Georgia also on the north, and the Gulf of Mexico to the south...
- Emerald Coast
  Emerald Coast
  The Emerald Coast is an area in the US state of Florida on the coast of the Gulf of Mexico, roughly bounded by Pensacola, Florida on the west and Port St. Joe, Florida on the east...
Fun Coast
Fun Coast
The Fun Coast is a region of Florida, in the United States. It extends along the Atlantic, or eastern, coast of the state, from Marineland to Canaveral National Seashore, and includes all of Flagler County and Volusia County. It is bounded by the Space Coast on the south and by the First Coast on...
Nature Coast
Nature Coast
The Nature Coast is a region of the U.S. state of Florida. It comprises the inside curve or Big Bend area of the western coast of the state and encompasses Citrus, Dixie, Hernando, Jefferson, Pasco, Levy, Taylor, and Wakulla counties...
North Central Florida
North Central Florida
North Central Florida is a region of the U.S. state of Florida. It comprises the north-central part of the state and encompasses Alachua, Bradford, Columbia, Gilchrist, Hamilton, Lafayette, Madison, Marion, Putnam, Suwannee and Union counties. The region's principal cities include Gainesville,...
South Florida metropolitan area
South Florida metropolitan area
South Florida, or more officially the Miami–Fort Lauderdale–Pompano Beach Metropolitan Area, encompasses a three-county area of the southeastern part of the U.S. state of Florida. The metropolitan area covers the counties of Miami-Dade, Broward, and Palm Beach. The three counties are the three most...
- Gold Coast
  Gold Coast (Florida)
  The Gold Coast is the region of the southeastern coast of the U.S. state of Florida between Palm Beach and Miami. The region consists of the long urban cluster that runs along the eastern shores of Palm Beach, Broward, and Miami-Dade County; also called the South Florida metropolitan area...
Southwest Florida
Southwest Florida
Southwest Florida is a region of Florida , United States located along its gulf coast, south of the Tampa Bay area, west of Lake Okeechobee and mostly north of the Everglades...
Space Coast
Space Coast
The Space Coast is a region in the U.S. state of Florida around Kennedy Space Center, where the U.S. Air Force and NASA frequently launch rockets and Space Shuttles into space...
Suncoast
Florida Suncoast
The Florida Suncoast is a colloquial name for the west-central and southwest peninsular Florida coastal area between Tarpon Springs to the north, and Naples to the south, and includes the Tampa Bay area. This region is sometimes also referred to as the Sun Coast...
Tampa Bay Area
Tampa Bay Area
The Tampa Bay Area, or Tampa Bay, after the body of water it surrounds, is the second most populated metropolitan region in the state of Florida, the 19th-largest metro area in the United States, the fourth largest in the Southeast behind only Miami, Atlanta and Washington, and second largest on...
Treasure Coast
Treasure Coast
The Treasure Coast is the commonly used term for a region in the U.S. state of Florida stretching from south of Hobe Sound in the south to north of Sebastian in the north, including all of the coastal counties of Indian River, St. Lucie, and Martin. The inland county of Okeechobee is sometimes...

Georgia

Central Savannah River Area
Central Savannah River Area
The Central Savannah River Area is a 13-county region in the U.S. state of Georgia, and is also considered to include five counties in South Carolina. The term was coined in 1950 by C.C. McCollum, the winner of a $250 contest held by the The Augusta Chronicle to generate the best name for the area...
Colonial Coast
Colonial Coast
The Colonial Coast is an area in south-east Georgia. The region is so named for the small section of Georgia's border which is coastal - specifically onto the Atlantic Ocean. It runs for approximately 160 kilometres connecting to the coast of South Carolina to the north, and Florida to the south...
North Georgia mountains
North Georgia mountains
The Georgia Mountains Region or North Georgia mountains or Northeast Georgia is an area that starts in the northeast corner of Georgia, United States, and spreads in a westerly direction. The mountains in this region are in the Blue Ridge mountain chain that ends in Georgia...
The Golden Isles of Georgia
The Golden Isles of Georgia
The Golden Isles of Georgia are a group of four barrier islands on the 100-mile-long coast of Georgia on the Atlantic Ocean. They include St. Simons Island, Sea Island, Jekyll Island, and Little St. Simons Island. They are part of the Sea Islands....
Historic South
Historic South
Historic South is an area in central and east-central Georgia, United States. The region carries a strong cultural and architectural heritage. It contains three chief areas: Historic Heartland, Classic South, and Magnolia Midlands.- Geography :...
Inland Empire
Inland Empire (Georgia)
The Inland Empire refers to the Piedmont regions of Georgia, alluding to its style as the Empire of the South. The largest city in the region is Atlanta, but a number of other cities are in the region including Athens....
Atlanta metropolitan area
Southern Rivers
Southern Rivers
Southern Rivers is an area in southwest Georgia, United States, spreading north.- Geography :The Southern Rivers Region constitutes the southwest corner of the state of Georgia and is made up of the following...

Hawaii

Hawaii
Hawaii (island)
The Island of Hawaii, also called the Big Island or Hawaii Island , is a volcanic island in the U.S. State of Hawaii in the North Pacific Ocean...

/ Big Island
Hawaii (island)
The Island of Hawaii, also called the Big Island or Hawaii Island , is a volcanic island in the U.S. State of Hawaii in the North Pacific Ocean...
- Hamakua Coast
  Hamakua Coast
  The Hamakua Coast is the north-eastern coast of the Big Island of Hawaii. It comprises the coastal parts of the districts of North Hilo and Hāmākua, and parts of the district of South Hilo.- Geography :...
- Puna District
  Puna, Hawaii
  Puna is one of the 9 districts on the Island of Hawaii . It is located on the windward side of the island and shares borders with South Hilo district in the north and Kaū district in the west...
Kahoolawe
Kahoolawe
Kahoolawe is the smallest of the 8 main volcanic islands in the Hawaiian Islands. It is located 7 miles southwest of Maui and southeast of Lānai and is long by across. Total area is . The highest point is the crater of Lua Makika at the summit of Puu Moaulanui, which is above sea level...
Kauai
Kauai
Kauai or Kauai is the oldest of the main Hawaiian Islands. With an area of , it is the fourth largest of the main islands in the Hawaiian archipelago and the 21st largest island in the United States...
Lānai
Lanai
Lānai or Lanai is the sixth-largest of the Hawaiian Islands. It is also known as the Pineapple Island because of its past as an island-wide pineapple plantation. The only town is Lānai City, a small settlement....
Maui
Maui
The island of Maui is the second-largest of the Hawaiian Islands at 727.2 square miles and is the United States' 17th largest island. Maui is part of the state of Hawaii and is the largest of Maui County's four islands, bigger than Lānai, Kahoolawe, and Molokai...
Molokai
Molokai
Molokai or Molokai ) is an island in the Hawaiian archipelago. It is 38 by 10 miles in size with a land area of 260.0 square miles , making it the fifth largest of the main Hawaiian Islands and the 27th largest island in the United States...
Niihau
Niihau
Niihau or Niihau is the smallest of the inhabited Hawaiian Islands in the US state of Hawaii, having an area of . Known as the "Forbidden Isle," Niihau lies across the Kaulakahi Channel, southwest of Kauai. The United States Census Bureau defines Niihau as Census Tract 410 of Kauai County,...
Northwestern Hawaiian Islands
Northwestern Hawaiian Islands
The Northwestern Hawaiian Islands or the Leeward Islands are the small islands and atolls in the Hawaiian island chain located northwest of the islands of Kauai and Niihau. They are administered by the U.S. state of Hawaii except Midway Atoll, which has temporary residential facilities and is...
Oahu
Oahu
Oahu or Oahu , known as "The Gathering Place", is the third largest of the Hawaiian Islands and most populous of the islands in the State of Hawaii. The state capital Honolulu is located on the southeast coast...
Tahua

Idaho

Idaho Panhandle
Idaho Panhandle
The Idaho Panhandle is the northern region of the U.S. State of Idaho that encompasses the ten northernmost counties of Benewah, Bonner, Boundary, Clearwater, Idaho, Kootenai, Latah, Lewis, Nez Perce, Shoshone. Residents of the panhandle refer to the region as North Idaho...
Magic Valley
Magic Valley
Magic Valley is a region in south-central Idaho consisting of Blaine, Camas, Cassia, Gooding, Jerome, Lincoln, Minidoka and Twin Falls Counties. It is particularly associated with the agricultural region in the Snake River Plain located in the area...
Treasure Valley
Treasure Valley
The Treasure Valley is the area of the Western United States where the Payette, Boise, Weiser, Malheur and Owyhee rivers drain into the Snake River. Treasure Valley includes all the lowland areas from Vale, Oregon on the west to Boise, Idaho on the east. Formerly, the valley had been known as the...
Southern Idaho
Southern Idaho
Southern Idaho is a generic geographical term roughly analogous with the areas of the U.S. state of Idaho located in the Mountain Time Zone. It particularly refers to the combined areas of the Boise metropolitan area, the Magic Valley and Eastern Idaho....
Central Idaho
Central Idaho
Central Idaho is a geographical term located northeast of Boise and southeast of Lewiston in the U.S. state of Idaho . It is dominated by federal lands administered by the United States Forest Service and the Bureau of Land Management. Idaho's tallest mountain, Borah Peak, is located in this region...
North Idaho
Idaho Panhandle
The Idaho Panhandle is the northern region of the U.S. State of Idaho that encompasses the ten northernmost counties of Benewah, Bonner, Boundary, Clearwater, Idaho, Kootenai, Latah, Lewis, Nez Perce, Shoshone. Residents of the panhandle refer to the region as North Idaho...
Eastern Idaho
Eastern Idaho
Eastern Idaho is a generic term used to describe areas of Idaho which lie east of the Magic Valley region. It is generally understood to include: Bannock, Bear Lake, Bingham, Bonneville, Butte, Caribou, Clark, Custer, Franklin, Fremont, Jefferson, Madison, Oneida, Power and Teton...

Illinois

Chicago metropolitan area
Champaign-Urbana Metropolitan Area
Champaign-Urbana Metropolitan Area
The Champaign-Urbana Metropolitan Statistical Area, also known as Champaign-Urbana and known colloquially by some as Chambana, is a metropolitan area in east central Illinois. Composed of three counties , the area had a population of 210,275 at the 2000 census and anchored by the principal cities...
Central Illinois
Central Illinois
Central Illinois is a region of the U.S. state of Illinois that consists of the entire central section of the state, divided in thirds from north to south. It is an area of mostly flat prairie. The western section was originally part of the Military Tract of 1812 and forms the distinctive western...
Southern Illinois
Fox Valley
Fox Valley (Illinois)
The Fox Valley—also commonly known as the Fox River Valley—is a more rural region within Illinois and Wisconsin that borders the more urban portions of the Chicago and Milwaukee metropolitan areas. This region centers on the Fox River of Illinois and Wisconsin...
Metro-East
Metro-East
Metro-East is a region in Illinois that comprises the eastern suburbs of St. Louis, Missouri, United States. It encompasses five Southern Illinois counties in the St. Louis Metropolitan Statistical Area. The region's largest city is Belleville. The Metro-East is the second largest urban area in...
American Bottom
American Bottom
The American Bottom is the flood plain of the Mississippi River in the Metro-East region of Southern Illinois, extending from Alton, Illinois, to the Kaskaskia River. It is also sometimes called "American Bottoms". The area is about , mostly protected from flooding by a levee and drainage canal...
The Tract
Military Tract of 1812
In May 1812, an act of Congress was passed which set aside bounty lands as payment to volunteer soldiers for the War against the British...
Northwestern Illinois
Northwestern Illinois
Northwestern Illinois is a geographic region of the state of Illinois within the USA.Northwestern Illinois is generally considered to consist of the following area: Jo Daviess County, Carroll County, Whiteside County, Stephenson County, Winnebago County, Ogle County, and Lee County...

Indiana

East Central Indiana
East Central Indiana
East Central Indiana is a region in Indiana east of Indianapolis, Indiana, and borders the Ohio state line.- Counties :*Blackford*Delaware*Hancock*Henry*Jay*Madison*Randolph*Wayne- County seats :*Anderson, Indiana-Madison...
Indianapolis metropolitan area
Michiana
Michiana
Michiana is a region in northern Indiana and southwestern Michigan centered on the city of South Bend, Indiana. The Chamber of Commerce of St. Joseph County, Indiana defines Michiana as "counties that contribute at least 500 inbound commuting workers to St. Joseph County daily." Those counties...
Northern Indiana
Northern Indiana
Northern Indiana is the region of Indiana including 26 counties bordering parts of Illinois, Michigan, and Ohio. The area is generally sub-classified into other regions. The northwest is economically and culturally intertwined with Chicago, and is considered part of the Chicago metropolitan area...
Northwest Indiana
Northwest Indiana
Northwest Indiana, also known as the South Shore, The Calumet Region,The Region or even Da Region, comprises Lake, Porter, LaPorte, Newton, and Jasper counties in Indiana...
Southern Indiana
Southern Indiana
Southern Indiana, in the United States, consists of the thirty three counties located in the southernmost part of the state. The region's history and geography has led to a blend of Northern and Southern culture distinct from the remainder of Indiana. It is often considered to be part of the Upland...
Southwestern Indiana
Southwestern Indiana
Southwestern Indiana is a 11-county region of Indiana located at the southernmost and westernmost part of the state. As of the 2000 census, the region's combined population is 465,338. Evansville is the largest city and the regional hub for a tri-state area which includes Kentucky and Illinois...
Wabash Valley
Wabash Valley
The Wabash Valley is a region with parts in both Illinois and Indiana. It is named for the Wabash River and spans the middle to the middle-lower portion of the river and is centered at Terre Haute, Indiana...

Iowa

Central Iowa
Des Moines Metropolitan Area
Des Moines metropolitan area
The Des Moines metropolitan area, officially known as the Des Moines-West Des Moines Metropolitan Statistical Area , consists of five counties in central Iowa: Polk, Dallas, Warren, Madison, and Guthrie...
Iowa Great Lakes
Iowa Great Lakes
The Iowa Great Lakes are a group of natural glacial lakes in Dickinson County in northwestern Iowa in the United States. The three principal lakes of the group are Spirit Lake, West Okoboji Lake, and East Okoboji Lake. They are the largest natural lakes in the state of Iowa. The largest, Spirit...
Loess Hills
Loess Hills
The Loess Hills are a formation of wind-deposited loess soil in the westernmost part of Iowa and Missouri along the Missouri River.-Geology:The Loess Hills are generally located between 1 and east of the Missouri River channel...
Quad Cities
Quad Cities
The Quad Cities is a geographic region of the Mid-Mississippi Valley of the United States that includes several communities in the states of Iowa and Illinois. As of 2008, the population is 377,625...
East-Central Iowa
Eastern Iowa
Great River Road
Great River Road
The Great River Road is a collection of state, provincial, federal, and local roads which follow the course of the Mississippi River through ten states of the United States and two Canadian provinces...
Western Iowa

Kansas

East-Central Kansas
East-Central Kansas
East-Central Kansas is a region of Kansas. Extending roughly from Osage County, Franklin County, and Miami County in the north to Coffey County, Anderson County and Linn County in the south. The eastern border is Missouri. The region then extends westward towards the Flint Hills to Lyon County...
Kansas City Metropolitan Area
Kansas City Metropolitan Area
The Kansas City Metropolitan Area is a fifteen-county metropolitan area straddling the border between the states of Missouri and Kansas that is anchored by Kansas City, Missouri. In 2008, it was estimated to have a population numbering just over 2 million...
South Central Kansas
Southeast Kansas
Southeast Kansas
Southeast Kansas is a region of the U.S. state of Kansas. It can be roughly defined by Woodson County in the northwest, Bourbon County in the northeast, Cherokee County in the southeast, and Montgomery County in the southwest. Geographically it is dominated by a broad rolling landscape located...
Western Kansas

Kentucky

The Bluegrass
Bluegrass region
The Bluegrass Region is a region in the United States, mostly in northern Kentucky, containing a majority of the state's population. The region is centered on , and includes and , as it extends into southwestern Ohio and southeastern Indiana...
Central Kentucky
Central Kentucky
Central Kentucky is sometimes considered the Central and Southern part of the Bluegrass region, the Far Upper Western Eastern Mountain Coal Fields, and the Far Upper Eastern Pennyroyal regions. Its major cities include Lexington and Frankfort. Lexington citizens, especially radio and TV stations...
Cumberland Plateau
Cumberland Plateau
The Cumberland Plateau is the southern part of the Appalachian Plateau. It includes much of eastern Kentucky and western West Virginia, part of Tennessee, and a small portion of northern Alabama and northwest Georgia . The terms "Allegheny Plateau" and the "Cumberland Plateau" both refer...
Eastern Mountain Coal Fields
Eastern Mountain Coal Fields
The Eastern Mountain Coal Fields is a region in Kentucky including more than 30 counties and parts of counties. It covers an area from the Appalachian Mountains in the east to the Cumberland Plateau and the Pottsville Escarpment in the west and is known for its coal mining and agriculture, although...
Kentucky Bend
Kentucky Bend
The Kentucky Bend, variously called the New Madrid Bend, Madrid Bend, Bessie Bend, or Bubbleland, is an exclave of Fulton County, Kentucky, in the United States. It is a piece of land on the inside of an oxbow loop meander of the Mississippi River and is completely surrounded by the states of...
The Knobs
Knobs region
The Knobs region is in the United States of America in Kentucky. It is a narrow, horseshoe shaped region consisting of hundreds of isolated hills. The region wraps around the bluegrass region in the center of the state...
Northern Kentucky
Northern Kentucky
The term Northern Kentucky generally refers to the three northernmost counties in Kentucky. The counties, from west to east, highlighted in bright red on the map at right:*Boone*Kenton*Campbell...
Pennyroyal Plateau
Pennyroyal Plateau
The Pennyroyal Plateau, or, as it is more commonly called in Kentucky, the Pennyrile, is a large area of the state that features rolling hills, caves, and karst topography in general.The Pennyrile is bordered by the Pottsville Escarpment in the east...
The Purchase
Jackson Purchase
The Jackson Purchase is a region in the state of Kentucky bounded by the Mississippi River to the west, the Ohio River to the north, and Tennessee River to the east. Although technically part of Kentucky at its statehood in 1792, the land did not come under definitive U.S. control until 1818, when...
Western Coal Fields
Western Coal Fields
thumb|right|Regions of Kentucky, with the Western Coal Fields shown in brownThe Western Coal Fields of Kentucky compose an area in the west-central part of the state, bounded by the Dripping Springs Escarpment. This area is bordered on three sides by the Pennyroyal Plateau and to the north by the...

Louisiana

Acadiana
Acadiana
Acadiana, or The Heart of Acadiana, is the official name given to the French Louisiana region that is home to a large Francophone population. Of the 64 parishes that comprise Louisiana, 22 named parishes and other parishes of similar cultural environment, make up the intrastate region....
Cajun Heartland
River Parishes
River Parishes
The River Parishes are those parishes in Louisiana between New Orleans and Baton Rouge that span both banks of the Mississippi River, and are officially part of the Acadiana region. Traditionally they are considered to be St. Charles Parish, St. James Parish and St. John the Baptist Parish. St....
Central Louisiana
Central Louisiana
Central Louisiana , also known as the Crossroads region, is the part of Louisiana that includes the following parishes: Allen Parish, Beauregard Parish, Catahoula Parish, Concordia Parish, Grant Parish, La Salle Parish, Natchitoches Parish, Rapides Parish, Sabine Parish and Vernon Parish.The five...

(Cen-La)
Florida Parishes
Florida Parishes
The Florida Parishes are those parishes in southeast Louisiana which were part of West Florida in the early 19th century. Unlike much of the state of Louisiana, this region was not part of the Louisiana Purchase, as it remained under Spanish control....
French Louisiana
Louisiana (New France)
Louisiana or French Louisiana was the name of an administrative district of New France. Under French control from 1682-1763 and 1800-03, the area was named in honor of Louis XIV of France, by French explorer René-Robert Cavelier, Sieur de la Salle...

(Acadiana + Greater New Orleans)
Greater New Orleans
North Louisiana
North Louisiana
North Louisiana is a region in the U.S. state of Louisiana. The region has two metropolitan areas: Shreveport-Bossier City and Monroe.The northwestern portion of Louisiana is culturally and economically attached to Northeast Texas and Southwest Arkansas...

Maine

Down East
Down East
-New England:Down East in New England is a geographical term that is applied in several different ways.In the narrowest sense, Down East refers to the coast of the U.S. state of Maine from Penobscot Bay to the Canadian border....
High Peaks
High Peaks (Maine)
The High Peaks is a region of the US state of Maine, lying entirely within Franklin County. It is roughly bounded by State Route 4 to the southwest, State Route 16 to the northwest, State Route 16/27 to the northeast and State Route 142 to the southeast. The region contains eight of the 14 Maine...

/ Maine Highlands
Maine Highlands
The Maine Highlands is now a term used in the Maine tourism industry for a centrally located region that constitutes a large portion of the state of Maine. The Highlands are made up of Piscataquis and Penobscot counties...
Maine Highlands
Maine Highlands
The Maine Highlands is now a term used in the Maine tourism industry for a centrally located region that constitutes a large portion of the state of Maine. The Highlands are made up of Piscataquis and Penobscot counties...
Maine Lake Country
Maine Lake Country
The Maine Lake Country is a region of the U.S. state of Maine commonly including Oxford, Franklin, Somerset, Piscataquis, Penobscot, and Aroostook. Some notable towns are Norway, Farmington, Madison, Dover-Foxcroft, Bangor, and Houlton...
Maine North Woods
Maine North Woods
The Maine North Woods is the northern geographic area of the state of Maine in the United States.It covers more than 3.5 million acres of top forest land in north-western Maine. It includes western Aroostook and northern Somerset, Penobscot, and Piscataquis counties...
Mid Coast
Mid Coast
The Mid Coast is a region of Maine that includes the many small coastal towns of Lincoln, Knox, Waldo, Sagadahoc, and the northern coastal portion of Cumberland counties...
Penobscot Bay
Penobscot Bay
Penobscot Bay originates from the mouth of Maine's Penobscot River. There are many islands in this bay, and on them, some of the country's most well-known summer colonies. The bay served as portal for the one time "lumber capital of the world," namely; the city of Bangor...
Southern Maine Coast
Southern Maine Coast
The Southern Maine Coast is a region of the U.S. state of Maine. It commonly includes York County, Cumberland County. Some notable towns are Kittery, York, Wells, Ogunquit, Kennebunkport, Saco, and Scarborough...
Western Maine Mountains
Western Maine Mountains
The Western Maine Mountains region spans most of Maine's western border with New Hampshire. A small part of the scenic White Mountain National Forest is located in this area. This is essentially all of Oxford County and northern York County and Cumberland Counties. Notable towns include Bethel,...

Maryland

Baltimore-Washington Metropolitan Area
Baltimore-Washington Metropolitan Area
The Baltimore-Washington Metropolitan Area is a consolidated metropolitan area consisting of the overlapping labor market region of the cities of Baltimore, Maryland and Washington, D.C.. The region includes Central Maryland, Northern Virginia, and two counties in the Eastern Panhandle of West...
Chesapeake Bay
Chesapeake Bay
The Chesapeake Bay is the largest estuary in the United States. It lies off the Atlantic Ocean, surrounded by Maryland and Virginia. The Chesapeake Bay's watershed covers in the District of Columbia and parts of six states: New York, Pennsylvania, Delaware, Maryland, Virginia, and West Virginia...
Eastern Shore of Maryland
Eastern Shore of Maryland
The Eastern Shore of Maryland is composed of the American state's nine counties that are east of the Chesapeake Bay. They are Caroline County, Cecil County, Dorchester County, Kent County, Queen Anne's County, Somerset County, Talbot County, Wicomico County, Worcester County.Caroline County has no...
Southern Maryland
Southern Maryland
Southern Maryland in popular usage is composed of the state's southernmost counties on the "Western Shore" of the Chesapeake Bay. This region includes all of Calvert, Charles and St. Mary's counties and sometimes the southern portions of Anne Arundel and Prince George's counties.- History...
Western Maryland
Western Maryland
Western Maryland is the portion of U.S. state of Maryland that consists of Frederick, Washington, Allegany, and Garrett counties. The region is bounded by the Mason-Dixon line to the north, Preston County, West Virginia to the west, and the Potomac River to the south. There is dispute over the...
Capital region
Capital region
Capital Region, also National Capital Region, is a common term for the region or district surrounding the capital city of a country or any other administrative division...

Massachusetts

The Berkshires
The Berkshires
The Berkshires , located in the western parts of Massachusetts and Connecticut, is both a specific highland geologic region and a broader associated cultural region...

(map shown, right)
Cape Ann
Cape Ann
Cape Ann is a rocky peninsula in northeastern Massachusetts on the Atlantic Ocean. The cape is located approximately 30 miles northeast of Boston and forms the northern edge of Massachusetts Bay...
Cape Cod
Cape Cod

Cape Cod, often referred to as simply the Cape, and called Cape of Keel by early Norse explorers, is a peninsula in the easternmost portion of the state of Massachusetts, in the Northeastern United States. It is coextensive with Barnstable County...
Central Massachusetts
Central Massachusetts
Central Massachusetts is the geographically central region of Massachusetts. Though definitions vary, most include all of Worcester County and the northwest corner of Middlesex County. Worcester, the largest city in the area and the seat of Worcester County, is often considered the cultural capital...
Greater Boston
Greater Boston
Greater Boston is the area of the Commonwealth of Massachusetts surrounding the city of Boston. Due to ambiguity in usage, the size of the area referred to can be anywhere between that of the metropolitan statistical area of Boston to that of the city's combined statistical area which includes...
List of islands of Massachusetts (includes Martha's Vineyard
Martha's Vineyard
Martha's Vineyard is an island off the south of Cape Cod in New England. The islands both forming a part of the Outer Lands region....

and Nantucket
Nantucket, Massachusetts
Nantucket is an island 30 miles south of Cape Cod, Massachusetts, in the United States. Together with the small islands of Tuckernuck and Muskeget, it constitutes the town of Nantucket, Massachusetts, and the coterminous Nantucket County, which are consolidated. Part of the town is designated the...

)
Merrimack Valley
Merrimack Valley
The Merrimack Valley is a bi-state region along the Merrimack River in the states of New Hampshire and Massachusetts, United States. The Merrimack is one of the larger waterways in the New England region and has helped define the livelihood of those along it since native times.Major cities in the...
MetroWest
MetroWest
MetroWest is a cluster of cities and towns lying west of Boston and east of Worcester, in the US state of Massachusetts. The name was coined in the 1980s by a local newspaper....
North Shore
North Shore (Massachusetts)
The North Shore of Massachusetts is a region north of Boston.-Coastal:North Shore of Massachusetts could be taken to mean the entire coast of Massachusetts south of New Hampshire to the City of Boston :-Cultural:...
Pioneer Valley
Pioneer Valley
The Pioneer Valley is a region consisting of the three counties in Western Massachusetts through which the Connecticut River passes, and especially those towns that are in the lowlands of the Connecticut River Valley...
South Coast
South Coast (Massachusetts)
The South Coast of Massachusetts is the region of southeastern Massachusetts consisting of southern Bristol and Plymouth counties bordering Buzzards Bay, and includes the cities of Fall River, New Bedford, the southeastern tip of East Taunton and nearby towns...
South Shore
Western Massachusetts
Western Massachusetts
Western Massachusetts is a loosely defined geographical region of the U.S. state of Massachusetts which contains the Berkshires and the Pioneer Valley...

Michigan

Lower Peninsula
Lower Peninsula of Michigan
The Lower Peninsula of Michigan is surrounded by water on all sides except its southern border, which it shares with Ohio and Indiana. Geographically, the Lower Peninsula has a recognizable shape that many people associate with a mitten, with the mid-eastern region identified as The Thumb...
- Southeast Michigan
  Southeast Michigan
  Southeast Michigan, also called Southeastern Michigan, is a region in the Lower Peninsula of the U.S. state of Michigan that is home to a majority of the state's businesses and industries as well as slightly over half of the state's population, most of whom are concentrated in Metro Detroit...
  
  / Metro Detroit
  Metro Detroit
  The Detroit metropolitan area, often referred to as Metro Detroit, is the metropolitan area located in Southeast Michigan centered on the city of Detroit. As the home of the "Big Three" American automakers , it is the world's traditional automotive center and a key pillar of the U.S...
- Northern Michigan
  Northern Michigan
  Northern Michigan— or more properly Northern Lower Michigan, , is a region of the U.S. state of Michigan popular as a tourist destination...
- Mid or Central Michigan
  Central Michigan
  Central Michigan, often called Mid-Michigan, is a region in the Lower Peninsula of the U.S. state of Michigan. Southern Michigan can be considered as a subregion of Central Michigan. As its name implies, it is the central area of the Lower Peninsula. Lower Michigan is said to resemble a mitten, and...
  - Southern Michigan
    Southern Michigan
    Southern Michigan is a subregion of Central Michigan in the Lower Peninsula of the U.S. state of Michigan. It is a region of rolling farmland and scattered urban centers. Southern Michigan is commonly considered to be the area west of the Southeast Michigan area and east of Kalamazoo County,...
- West Michigan, including Northern Michiana
  Michiana
  Michiana is a region in northern Indiana and southwestern Michigan centered on the city of South Bend, Indiana. The Chamber of Commerce of St. Joseph County, Indiana defines Michiana as "counties that contribute at least 500 inbound commuting workers to St. Joseph County daily." Those counties...
- Flint/Tri-Cities
  Flint/Tri-Cities
  The Flint/Tri-Cities area is a region in the Lower Peninsula of the U.S. state of Michigan. The Flint/Tri-Cities region has two subregions, The Thumb and the Greater Tri Cities. Flint's population is 124,943, the fifth largest city in Michigan, the combined population of the Greater Tri-Cities is...
  - The Thumb
    The Thumb
    The Thumb is a region and a peninsula of Michigan, so named because the Lower Peninsula is shaped like a mitten; thus the Thumb is the area that looks like the thumb of the mitten...
  - The Greater Tri Cities
    Tri-Cities (Michigan)
    The name Tri-Cities refers to two regions in the U.S. state of Michigan. Both are located in the Lower Peninsula.-The Greater Tri Cities Region:The larger and more well known Tri-Cities is the region surrounding the cities of Saginaw, Bay City, and Midland...
Upper Peninsula
Upper Peninsula of Michigan
The Upper Peninsula of Michigan is the northern of the two major land masses that comprise the U.S. state of Michigan. It is commonly referred to as the Upper Peninsula, the U.P., or Upper Michigan. More casually it is known as the land "above the Bridge"...
- Copper Country
  Copper Country
  The Copper Country is an area in the Upper Peninsula of Michigan in the United States, including all of Keweenaw County, Michigan and most of Houghton, Baraga and Ontonagon counties. The area is so named as copper mining was prevalent there from 1845 until the late 1960s, with one mine ...
- Keweenaw Peninsula
  Keweenaw Peninsula
  The Keweenaw Peninsula is the northern-most part of Michigan's Upper Peninsula. It projects into Lake Superior and was the site of the first copper boom in the United States...

Minnesota

Arrowhead Region
Arrowhead Region
The Arrowhead Region is located in the northeastern part of the U.S. state of Minnesota, so called because of its pointed shape. The predominantly rural region encompasses 27,575.19 km² of land area and comprises Carlton, Cook, Lake and St. Louis Counties. Its population at the 2000 census was...
Boundary Waters
Boundary Waters
The Boundary Waters — also called the Quetico-Superior country — is a region of wilderness straddling the Canada–United States border between Ontario and Minnesota, in the region just west of Lake Superior. This region is part of the Superior National Forest in northeastern Minnesota, and in Canada...
Buffalo Ridge
Buffalo Ridge
Buffalo Ridge is a large expanse of rolling hills in the southeastern part of the larger Coteau des Prairies, and is the second-highest point in Minnesota. It stands 1,995 feet above sea level. Buffalo Ridge is sixty miles long and part of Lincoln County in the southwest corner of Minnesota...
Central Minnesota
Central Minnesota
Central Minnesota is the name of the region consisting of the central portion of the state of Minnesota. Although no specific boundaries of the region exist, most definitions of what makes up the region would generally consist of the vast swath of land north of Interstate 94, east of U.S. Highway...
Coulee Region
Iron Range
Iron Range
The Iron Range and Arrowhead are overlapping regions that make up the northeastern section of Minnesota in the United States. "The Range", as it is known by locals, is a region with multiple distinct bands of iron ore...
Minnesota River Valley
Minnesota River
The Minnesota River is a tributary of the Mississippi River, approximately 332 miles long, in the U.S. state of Minnesota. It drains a watershed of nearly 17,000 square miles , 14,751 square miles in Minnesota and about 2,000 sq mi in South Dakota and Iowa.It rises in southwestern...
North Shore
North Shore (Lake Superior)
The North Shore of Lake Superior runs from Duluth, Minnesota, United States, at the southwestern end of the lake, to Thunder Bay and Nipigon, Ontario, Canada, in the north to Sault Ste. Marie, Ontario, in the east...
Northwest Angle
Northwest Angle
The Northwest Angle, known simply as the Angle by locals, and coterminous with Angle Township, is a part of northern Lake of the Woods County, Minnesota that is the only part of the United States outside Alaska that is north of the 49th parallel...
Pipestone Region
Pipestone Region
The Pipestone Region is an area in southwestern Minnesota. The area was named for its supply of pipestone a type of limestone which local Indians carved into pipes. The area is also noted for quartzite quarries. The area is one of several distinct regions of Minnesota.The Dakota were early...
Red River Valley
Red River Valley
The Red River Valley is a region in central North America that is drained by the Red River of the North. It is significant in the geography of North Dakota, Minnesota, and Manitoba for its relatively fertile lands and the population centers of Fargo, Moorhead, Grand Forks, and Winnipeg....
Southeast Minnesota
Southeast Minnesota
Southeast Minnesota is the corner of Minnesota south of the Twin Cities metropolitan area extending east, and part of the multi-state area known as the Driftless Area. Rochester is the largest city in the area; other major cities include Winona, Owatonna, Faribault, Northfield, Austin, and Red...
Twin Cities Metro

Mississippi

Golden Triangle
Golden Triangle (Mississippi)
The Golden Triangle is a region of the U.S. state of Mississippi.The "triangle" is formed by the cities of Columbus, Starkville, and West Point...
Mississippi Plain
Mississippi Alluvial Plain
The Mississippi River Alluvial Plain is an alluvial plain created by the Mississippi River on which lies parts of seven states, from southern Louisiana to southern Illinois....
Mississippi Delta
Mississippi Delta
The Mississippi Delta is the distinct northwest section of the state of Mississippi that lies between the Mississippi and Yazoo Rivers. Technically not a delta but part of an alluvial plain, it has been said that the Delta "begins in the lobby of the Peabody Hotel and ends on Catfish Row in...
Mississippi Gulf Coast
Mississippi Gulf Coast
The Mississippi Gulf Coast refers to the three Mississippi counties which lie on the Gulf of Mexico: Hancock, Harrison and Jackson counties.The region was severely damaged by Hurricane Camille in 1969 and again by Hurricane Katrina in 2005....
Natchez District
Natchez District
The Natchez District was recognized to be the area east of the Mississippi River from Bayou Sara in the South and Bayou Pierre in the North ....
Pine Belt
Pine Belt (Mississippi)
The Pine Belt, also known as the "Piney Woods", is a region in Southeast Mississippi. The region gets its name from the longleaf pine trees that are abundant in the region.- Geography :The Longleaf Pine belt covers 36 counties in Mississippi...
Tennessee Valley
Tennessee Valley
The Tennessee Valley is the drainage basin of the Tennessee River and is largely within the U.S. state of Tennessee. It stretches from southwest Kentucky to northwest Georgia and from northeast Mississippi to the mountains of Virginia and North Carolina...

Missouri

Lead Belt
Lead Belt
The Lead Belt is a lead mining district in the southeastern part of Missouri. Counties in the Lead Belt include Saint Francois; Crawford; Dent; Iron; Reynolds; and Washington. European lead mining started in 1720, by Philip Francois Renault of France, who led a large exploratory mission in 1719...
Little Dixie
Little Dixie (Missouri)
Little Dixie is a 13- to 17-county region of Missouri found along the Missouri River, settled primarily by migrants from the hemp and tobacco districts of Kentucky, Virginia, and Tennessee...
Bootheel
Bootheel
The Missouri Bootheel is the southeasternmost part of the state of Missouri and is called the "Bootheel" because of the shape of its boundaries...
Natchez Trace
Natchez Trace
The Natchez Trace, a 440-mile-long path extending from Natchez, Mississippi to Nashville, Tennessee, linked the Cumberland, Tennessee and Mississippi rivers. It was a traditional Native American trail and was later also used by early European explorers as both a trade and transit route in the late...
Dissected Till Plains
Dissected Till Plains
The Dissected Till Plains are physiographic sections of the Central Lowlands province, which in turn is part of the Interior Plains physiographic division of the United States, located in southern and western Iowa, northeastern Kansas, the southwestern corner of Minnesota, northern Missouri,...
The Ozarks
The Ozarks
The Ozarks are a physiographic, geologic, and cultural highland region of the central United States. It covers much of the south half of Missouri and an extensive portion of northwest and North central Arkansas...

Montana

Bighorn Country
Eastern Montana
Eastern Montana
Eastern Montana is the area that consists of the eastern half of the U.S. state of Montana and the north-central portion near Great Falls. The area is drained by the Missouri River, which originates in southwestern Montana, and by its tributaries, the Milk, the Marias, the Sun, and the Yellowstone...
The Flathead
The Flathead
The Flathead, sometimes called Northwestern Montana, is a region of the U.S. state of Montana. It includes Flathead County, and part of Lake County. Notable towns include Bigfork, Kalispell, Polson, and Whitefish. The geography of the Flathead roughly corresponds to the valley where Flathead Lake...
Glacier National Park
South Central Montana
South Central Montana
South Central Montana is a region that includes Yellowstone County, Carbon County, Big Horn County, Stillwater County, Golden Valley County and Musselshell County. Billings is the largest city in this region and in Montana.- Cities :*Billings*Crow Agency...
Southwestern Montana
Southwestern Montana
Southwestern Montana or Southwest Montana refers to the southwesternmost section of Montana that still lies to the east of the Continental divide. The region extends roughly from Helena in the north to the Bozeman pass in the east and West Yellowstone in the south. The Continental Divide marks the...
Western Montana
Western Montana
Western Montana is the western region of the state of Montana, United States.It encompasses approximately the western third of the state roughly on a dividing line running north from Yellowstone National Park through Helena and Browning to the Canadian border. It includes the mountainous parts of...

Nebraska

Nebraska Panhandle
Nebraska Panhandle
The Nebraska Panhandle is an area in the west of the state of Nebraska. A panhandle is an area extending from the rest of a political unit; the Nebraska panhandle is two-thirds as broad as the rest of the state. It is approximately 100 miles east to west and 125 miles north to south...
Northwest Nebraska
Pine Ridge
Pine Ridge (region)
The Pine Ridge is an escarpment between the Niobrara River and the White River in far northwestern Nebraska...
Rainwater Basin
Rainwater Basin
The Rainwater Basin is a 4,200 mi.² region of shallow lakes, marshes and other wetlands located south of the Platte River in south-central Nebraska. In the spring and fall months, millions of migratory birds pass through the region to feed and rest...
Sand Hills
Sand Hills (Nebraska)
The Sand Hills is a region of mixed-grass prairie on grass-stabilized sand dunes in north-central Nebraska, covering just over one quarter of the state. The region is variously defined by different organizations, so its size is indicated as 19,600 mi² or 23,600 mi² .-Geography:Dunes in the Sand...
Southeast Nebraska
Wildcat Hills
Wildcat Hills
The Wildcat Hills are an escarpment between the North Platte River and Pumpkin Creek in the western Nebraska Panhandle. Located in Banner, Morrill, and Scotts Bluff counties, the high tableland between the streams has been eroded by wind and water into a region of forested buttes, ridges and...

Nevada

Black Rock Desert
Black Rock Desert
The Black Rock Desert is a dry lake bed and the surrounding endorheic basin in northwestern Nevada in the United States. The flat expanse of dry lake, or playa, is a remnant of the prehistoric Lake Lahontan, which existed between 18,000 and 7,000 BC during the last ice age...
Lake Tahoe
Lake Tahoe
Lake Tahoe is a large freshwater lake in the Sierra Nevada mountains of the United States. It is located along the border between California and Nevada, west of Carson City, Nevada. Lake Tahoe is the largest alpine lake in North America...
Las Vegas Valley
Las Vegas metropolitan area
The Las Vegas metropolitan area, also known as the Las Vegas-Paradise-Henderson Metropolitan Statistical Area, is a metropolitan area in the southern part of the U.S. state of Nevada, consisting of Clark County. A central part of the metropolitan area is the Las Vegas Valley, a basin in which is...
Mojave Desert
Mojave Desert
The Mojave Desert , , locally referred to as the High Desert, occupies a significant portion of southeastern California and smaller parts of central California, southern Nevada, southwestern Utah and northwestern Arizona, in the United States...
Pahranagat Valley
Pahranagat Valley
The Pahranagat Valley is located in the central part of Lincoln County, Nevada. The Rolling Stones of Pahranagat, a hoax article written by Dan De Quille of the Territorial Enterprise, made this valley world famous in 1862....
Sierra Nevada

New Hampshire

Merrimack Valley
Golden Triangle (New Hampshire)
The Golden Triangle of New Hampshire is a heavily populated region between the cities of Manchester to the north, Nashua to the south, and Salem to the southeast.The region contains a substantial concentration of urban areas, suburban areas, and industry...

(Golden Triangle)
- Souhegan Valley
Seacoast Region
Seacoast Region (New Hampshire)
The Seacoast Region is the southeast area of the U.S. state of New Hampshire. The region stretches 18 miles along the Atlantic Ocean from New Hampshire's border with Salisbury, Massachusetts to the Piscataqua River and New Hampshire's border with Kittery, Maine. The shoreline is generally very...
Monadnock Region
Monadnock Region
The Monadnock Region is a region in southwestern New Hampshire. It is named after Mount Monadnock, the major geographic landmark in the region. The Monadnock Region is composed of all of Cheshire County and western Hillsborough County. The largest city in the region is Keene. Large towns in the...
- Connecticut River Valley
  Connecticut River Valley
  The Connecticut River Valley stretches from the New Hampshire and Quebec border to Long Island Sound on the Connecticut coast. Orographically, the Connecticut River Valley stretches beyond the floodplain to encompass some inland towns...
Dartmouth-Lake Sunapee Region
Dartmouth-Lake Sunapee Region
The Dartmouth-Lake Sunapee area of the U.S. state of New Hampshire, ranges from Bradford northwest along Interstate 89 to New Hampshire's border with Vermont at the city of Lebanon....
Lakes Region
Lakes Region (New Hampshire)
The Lakes Region of New Hampshire is the mid-state area surrounding Lake Winnipesaukee, Winnisquam Lake, and Squam Lake.The area is a popular tourist destination in the summer time, with the activity peaking during the annual Motorcycle Week and races at Loudon's New Hampshire Motor...
White Mountains
White Mountains (New Hampshire)
The White Mountains are a mountain range that covers about a quarter of the state of New Hampshire and a small portion of western Maine in the United States. Part of the Appalachian Mountains, they are considered the most rugged mountains in New England...
- Presidential Range
  Presidential Range
  The Presidential Range is a mountain range located in the White Mountains of the state of New Hampshire, almost entirely in Coos County. The most notable summits of the range are named for prominent Americans, either public figures of the 18th and 19th centuries or Presidents.-Notable summits:These...
- Pemigewasset Valley
  Pemigewasset River
  The Pemigewasset River , known locally as "The Pemi", is a river in the state of New Hampshire, the United States. It is , in length and drains approximately .-Geography:...
- Saco River Valley
  Saco River
  The Saco River is a river in northeastern New Hampshire and southwestern Maine in the United States. It drains a rural area of of forests and farmlands west and southwest of Portland, emptying into the Atlantic Ocean at Saco Bay, from its source...
Great North Woods
Great North Woods
The Great North Woods are spread across four northeastern U.S. states: Maine, New Hampshire, Vermont and New York and into the Canadian province of Québec, from the Down East lakes to the Adirondack Mountains...
Western New Hampshire
Central New Hampshire

New Jersey

North Jersey
North Jersey
North Jersey is a name for the northern part of the U.S. State of New Jersey. Located between two major cities: New York City and Philadelphia, this relationship led Benjamin Franklin to describe the state as "a barrel tapped at both ends."...
- Skylands
  Skylands Region
  The Skylands Region is a marketing area of the State of New Jersey located in the Northern and Central part of the state. It is one of six marketing areas established by the New Jersey State Department of Tourism, the others being the Gateway Region, Greater Atlantic City Region, the Southern...
  - Ridge-and-Valley Appalachians
    Ridge-and-valley Appalachians
    The Ridge-and-Valley Appalachians, also called the Ridge and Valley Province or the Valley and Ridge Appalachians, are a physiographic province of the larger Appalachian division and are also a belt within the Appalachian Mountains extending from southeastern New York through northwestern New...
  - Highlands
- Gateway
  Gateway Region
  The Gateway Region is located in the northeastern part of State of New Jersey in the United States of America. The area encompasses Bergen, Essex, Hudson, Passaic, Union and Middlesex counties...
  - Meadowlands
    New Jersey Meadowlands
    New Jersey Meadowlands, also known as the Hackensack Meadowlands after the primary river flowing through it, is a general name for the large ecosystem of wetlands in northeast New Jersey in the United States. The Meadowlands are known for being the site of large landfills and decades of...
  - North Hudson
    North Hudson, New Jersey
    North Hudson is the collective name of the municipalities of Weehawken , Union City , West New York , Guttenberg and North Bergen in Hudson County, New Jersey...
  - Pascack Valley
    Pascack Valley
    The Pascack Valley is the name for a region of New Jersey contained within Bergen County. It is named for the Pascack Brook, which defines the valley...
  - West Hudson
    West Hudson, New Jersey
    West Hudson is the collective name of the municpalities of Kearny , Harrison , and East Newark located west of the Hackensack River and east of the Passaic River in Hudson County in northeastern New Jersey. The Passaic River separates it from Newark and Belleville, and the Hackensack River...
Central Jersey
Central Jersey
Central Jersey is the designation for the central region of the State of New Jersey in the United States of America. The two main portions of the region are separated by the Raritan River. The Raritan Valley makes up the northern portion of Central Jersey and includes Union, Somerset, and Hunterdon...
South Jersey
South Jersey
South Jersey is a colloquial term, with no consensus definition, covering the southern portions of the U.S. state of New Jersey between the lower Delaware River and the Atlantic Ocean....
- Pine Barrens
  Pine Barrens (New Jersey)
  The Pine Barrens, also known as the Pinelands, is a heavily forested area of coastal plain stretching across southern New Jersey. The name "pine barrens" refers to the area's sandy, acidic, nutrient-poor soil, to which the crops originally imported by European settlers didn't take well...
- Delaware Valley
  Delaware Valley
  The Delaware Valley is a term used widely by the media to refer, perhaps misleadingly, to the metropolitan area centered on the city of Philadelphia in the United States. The term is derived from the Delaware River, which flows through the area, although the river extends more than 100 miles to the...
Jersey Shore
Jersey Shore
The Jersey Shore is a term used in the mid-Atlantic region of the United States to refer to both the Atlantic coast of New Jersey and the adjacent resort and residential communities...
- Bayshore
  Raritan Bayshore
  The Raritan Bayshore region of New Jersey is the area around Raritan Bay from the The Amboys to Sandy Hook.The Sadowski Parkway beach area in Perth Amboy, which lies at the mouth of the Raritan River was deemed the "Riviera of New Jersey" by local government, although swimming is still currently...
- Southern Shore
  Southern Shore Region
  The Southern Shore Region is located in the southeastern part of State of New Jersey in the United States of America. It is one of six marketing areas established by the New Jersey State Department of Tourism, the others being the Gateway Region, Greater Atlantic City, the Delaware River Region,...

New Mexico

Central New Mexico
Central New Mexico
Central New Mexico is the central region of the U.S. state of New Mexico. In the center of this region is Albuquerque, New Mexico, the largest city in the state.- External links :*...
New Mexico Bootheel
Eastern New Mexico
Eastern New Mexico
Eastern New Mexico is a region of the U.S. state of New Mexico. The region is sometimes termed the High Plains or even Little Texas. The region is largely coterminous with the Llano Estacado. Eastern New Mexico is generally located at an altitude of over 4,000 feet and is mostly characterized by...
Northern New Mexico
Northern New Mexico
Northern New Mexico may simply mean the northern part of New Mexico, but in cultural terms it usually means the area of heavy Spanish settlement in the north-central part....

New York

Downstate New York
Downstate New York
Downstate New York is a term denoting the southeastern portion of New York State, United States, in contrast to Upstate New York. The term "Downstate New York" has significantly less currency than its counterpart term "Upstate New York", and the Downstate region is often not regarded as one...
- New York metropolitan area
  New York metropolitan area
  The New York metropolitan area, also known as Metropolitan New York, Greater New York, or the Tri-State Region, is the most populous metropolitan area in the United States and is also one of the most populous in the world. The metropolitan area is defined by the U.S...
  - The Five Boroughs
    Borough (New York City)
    New York City, one of the largest cities in the world, is segmented into five boroughs. A borough is a unique form of government that administers the five fundamental constituent parts of the consolidated city...
    
    (New York City
    New York City
    New York is the most populous city in the United States, and the center of the New York metropolitan area, which is among the most populous urban areas in the world. A leading global city, New York exerts a powerful influence over worldwide commerce, finance, culture, fashion and entertainment...
    
    )
- Long Island
  Long Island
  Long Island is an island located in southeastern New York, United States, just east of Manhattan. Stretching northeast into the Atlantic Ocean, Long Island contains four counties, two of which are boroughs of New York City, and two of which are mainly suburban...
  - The Hamptons
  - North Shore
    North Shore (Long Island)
    The North Shore of Long Island is the area along Long Island's northern coast, bordering Long Island Sound. Traditionally, the region has been the most affluent on Long Island and among the most affluent in the New York metropolitan area, which has earned it the nickname "the Gold Coast." Though...
    
    (Gold Coast)
  - South Shore
    South Shore (Long Island)
    The South Shore of Long Island, in the U.S. state of New York, is the area along Long Island's Atlantic Ocean shoreline. Though some consider the South Shore to include parts of Queens, particularly the beach communities in the Rockaways such as Belle Harbor, the term is generally used to refer to...
Upstate New York
Upstate New York
Upstate New York is the region of New York State north of the core of the New York metropolitan area.-Definition:There is no clear or official boundary between Upstate New York and Downstate New York, but the term "Upstate" is sometimes used to refer to the whole of the state besides New York City...
- Western New York
  Western New York
  Western New York refers to the westernmost region of the state of New York. It includes the cities of Buffalo, Rochester, Niagara Falls, and surrounding suburbs. Some historians, scholars and others consider the Western New York border to be at the Monroe–Orleans County line...
  - Holland Purchase
    Holland Purchase
    The Holland Purchase was a large tract of land in what is now the western portion of the U.S. state of New York. It consisted of about 3,250,000 acres of land from a line approximately 12 miles to the west of the Genesee River to the present western border and boundary of New York State.The land...
  - Burned-over district
    Burned-over district
    "Burned-over district" was a name popularized by historian Whitney Cross in his 1950 book The Burned-over District: the social and intellectual history of enthusiastic religion in western New York State, 1800-1850. The term appears to have been coined however, by Charles Grandison Finney who in his...
- Finger Lakes
  Finger Lakes
  The Finger Lakes are a chain of lakes in the west-central section of Upstate New York that are a popular tourist destination. The lakes mainly are linear in shape, each lake oriented on a north-south axis. The two longest, Cayuga Lake and Seneca Lake, are among the deepest in America. Both are...
- Leatherstocking Country
- Central New York
  Central New York
  Central New York is a term used to broadly describe the central region of New York State, roughly including the following counties and cities:Under this definition, the region has a population of about 1,177,073....
  - Central New York Military Tract
    Central New York Military Tract
    The Military Tract of Central New York, also called the New Military Tract, consisted of nearly two million acres of bounty land set aside to compensate New York’s soldiers after their participation in the Revolutionary War....
  - Phelps and Gorham Purchase
    Phelps and Gorham Purchase
    The Phelps and Gorham Purchase was the purchase in 1788 of the pre-emptive right to some 6,000,000 acres of land in western New York State for $1,000,000 . This was all land in western New York west of Seneca Lake between Lake Ontario and the Pennsylvania border...
- Mohawk Valley
  Mohawk Valley
  The Mohawk Valley region of the U.S. state of New York is the area surrounding the Mohawk River, sandwiched between the Adirondack Mountains and Catskill Mountains....
- Southern Tier
  Southern Tier
  The Southern Tier is a geographical term that refers to the counties of New York State west of the Catskill Mountains along the northern border of Pennsylvania...
- Capital District
  Capital District
  The Capital District is a region in upstate New York that generally refers to the four counties surrounding Albany, the capital of the state: Albany County, Schenectady County, Rensselaer County, and Saratoga County...
- North Country
  North Country, New York
  The North Country describes the extreme northern frontier of the American state of New York, bordering Lake Ontario, the Saint Lawrence River , Vermont, and the Adirondack Mountains...
  - Adirondack Mountains
    Adirondack Mountains
    The Adirondack Mountains are a mountain range located in the northeastern part of New York, that runs through Clinton, Essex, Franklin, Fulton, Hamilton, Herkimer, Lewis, Saint Lawrence, Saratoga, Warren, and Washington counties....
- Catskill Mountains
  Catskill Mountains
  The Catskill Mountains, a natural area in New York State northwest of New York City and southwest of Albany, are a mature dissected plateau, an uplifted region that was subsequently eroded into sharp relief. They are an eastward continuation, and the highest representation, of the Allegheny Plateau...
  - Borscht Belt
    Borscht Belt
    Borscht Belt is a colloquial term for the mostly defunct summer resorts of the Catskill Mountains in parts of Sullivan, Orange, and Ulster Counties in upstate New York that were a popular vacation spot for New York City Jews from the 1920s through the 1960s....
- Hudson Valley
  Hudson Valley
  The Hudson Valley refers to the valley of the Hudson River and its adjacent communities in New York State, generally from northern Westchester County northward to the cities of Albany and Troy...
  - Shawangunk Ridge
    Shawangunk Ridge
    The Shawangunk Ridge, also known as the Shawangunk Mountains or The Gunks, a ridge of bedrock in Ulster County, Sullivan County and Orange County in the state of New York, extending from the northernmost point of New Jersey to the Catskill Mountains.The ridgetop, which widens considerably at its...

North Carolina

Western North Carolina
Western North Carolina
Western North Carolina is the region of North Carolina which includes the Appalachian Mountains, thus it is often known geographically as the state's Mountain Region. It is sometimes included with upstate South Carolina as the "Western Carolinas", which is also counted as a single media market...
- Foothills
  - South Mountains
    South Mountains (North Carolina)
    The South Mountains are an ancient and deeply eroded mountain range in western North Carolina. They are an isolated remnant of the much larger Appalachian Mountains to the west, and are separated from the Appalachians by the Catawba River valley. The range covers approximately 100,000 acres in...
  - The Unifour (Catawba Valley Area)
    The Unifour
    The Hickory-Lenoir-Morganton Metropolitan Statistical Area, as defined by the United States Census Bureau, is an area consisting of four counties in the Catawba Valley region of western North Carolina...
- High Country (Boone Area)
- Land of the Sky
  Land of the Sky
  The Land of the Sky, or, adventures in mountain by-ways is a novel by Mrs. Frances Tiernan, under the pseudonym Christian Reid. It was published in 1876.The name refers to the Blue Ridge Mountains and Great Smoky Mountains in western North Carolina...
  - Asheville metropolitan area
    Asheville metropolitan area
    The Asheville Metropolitan Statistical Area, as defined by the United States Census Bureau, is an area consisting of four counties in western North Carolina...
    - Great Craggy Mountains
      Great Craggy Mountains
      Great Craggy Mountains or Craggies in the mountain region of western North Carolina, United States are a part of the Blue Ridge Mountains and encompass the area of approx. 194 sq mi . They are situated in Buncombe County, North Carolina, 14 miles northeast of Asheville...
  - Blue Ridge Mountains
    Blue Ridge Mountains
    The Blue Ridge, or Blue Ridge Mountains, is a physiographic province of the larger Appalachian Mountains range. This province consists of northern and southern physiographic regions, which divide near the Roanoke River gap. The mountain range is located in the eastern United States, starting at...
    - Black Mountains
      Black Mountains (North Carolina)
      The Black Mountains are a mountain range in western North Carolina, in the southeastern United States. They are part of the Blue Ridge Province of the Southern Appalachian Mountains. The Blacks are the highest mountains in the Eastern United States...
    - Brushy Mountains
      Brushy Mountains (North Carolina)
      The Brushy Mountains are a mountain range located in northwestern North Carolina. They are an isolated "spur" of the much larger Blue Ridge Mountains, separated from them by the Yadkin River valley...
    - Great Balsam Mountains
      Great Balsam Mountains
      The Great Balsam Mountains, or Balsam Mountains, are in the mountain region of western North Carolina, United States. The Great Balsams are a subrange of the Blue Ridge Mountains, which in turn are a part of the Appalachian Mountains...
    - Unaka Mountains
      Unaka Range
      The Unaka Range is a mountain range on the border of Tennessee and North Carolina, in the southeastern United States. It is a subrange of the Appalachian Mountains and is part of the Blue Ridge Mountains physiographic province. The Unakas stretch approximately from the Nolichucky River to the...
    - Unicoi Mountains
  - Great Smoky Mountains
    Great Smoky Mountains
    The Great Smoky Mountains are a mountain range rising along the Tennessee-North Carolina border in the southeastern United States. They are a subrange of the Appalachian Mountains, and form part of the Blue Ridge Physiographic Province. The range is sometimes called the Smoky Mountains or the...
    - Tennessee Valley
North Carolina Piedmont
Piedmont (United States)
Piedmont is a plateau region located in the eastern United States between the Atlantic Coastal Plain and the main Appalachian Mountains, stretching from New Jersey in the north to central Alabama in the south. The Piedmont province is a physiographic province of the larger Appalachian division. The...
- Piedmont Crescent
  Piedmont Crescent
  The Piedmont Crescent is a large urbanized region in the U.S. states of North Carolina and South Carolina that forms the northern section of the rapidly developing I-85 Corridor megalopolis in the southeastern United States....
  - Metropolitan Charlotte (Metrolina)
    Charlotte metropolitan area
    The Charlotte metropolitan area is a metropolitan area/region of North and South Carolina within and surrounding the city of Charlotte...
    - Lake Norman Area
      Lake Norman
      Lake Norman, created between 1959 and 1964 as part of the construction of the Cowans Ford Dam by Duke Energy, is the largest manmade body of fresh water located entirely within North Carolina. It is fed by the Catawba River. It was named after former Duke Power president Norman Cocke...
  - Metropolitan Piedmont Triad
    Piedmont Triad
    The Piedmont Triad, Triad, or North Carolina Triad is a region of the U.S. state of North Carolina in the Piedmont that consists of the area centered about the triad or group of three cities: Greensboro, Winston-Salem and High Point. The area is connected by Interstates 40, 85, 73, & 74 and is...
    - Sauratown Mountains
      Sauratown Mountains
      The Sauratown Mountains are an isolated mountain range located within Stokes and Surry counties in the U.S. state of North Carolina. The vast majority of the range is located in Stokes County...
    - Uwharrie Mountains
      Uwharrie Mountains
      The Uwharrie Mountains are a mountain range in North Carolina. The range lies in the counties of Randolph, Montgomery, Stanly, and Davidson, although its foothills stretch into Cabarrus, Anson, Union counties and terminate in the hills of Person...
    - Yadkin Valley
  - The Research Triangle
    - New Hope Valley
      New Hope Valley
      The New Hope Valley is located in the heart of the The Triangle . The Valley has been the site of a broad range of cultures for more than 10,000 years...
    - Triangle East
Coastal Plain (Eastern North Carolina)
Eastern North Carolina
Eastern North Carolina is the region encompassing the eastern third of North Carolina. It is known geographically as the state's Coastal Plain region...
- Fayetteville Metropolitan Area
  Fayetteville, North Carolina metropolitan area
  The Fayetteville Metropolitan Statistical Area, as defined by the United States Census Bureau, is an area consisting of two counties – Cumberland and Hoke – in eastern North Carolina, anchored by the city of Fayetteville...
- Inner Banks
  Inner Banks
  The Inner Banks is the inland coastal region of eastern North Carolina, an area on the East Coast of the United States that is 22,227 square-miles by its broadest definition. This coastal region was branded the Inner Banks to distinguish it from the Outer Banks, a string of small islands off the...
  - Albemarle
  - Crystal Coast
    Crystal Coast
    The Crystal Coast is an 85-mile stretch of coastline in North Carolina that extends from the Cape Lookout National Seashore, which includes 56 miles of protected beaches, westward to the New River. It is also known as the Southern Outer Banks and is a popular area with tourists and second-home...
    - Bogue Banks
      Bogue Banks
      Bogue Banks is a barrier island off the mainland of North Carolina in Carteret County. The island runs east to west, with the beaches facing due south. Numerous communities are located on the island and can be accessed by one of two bridges across Bogue Sound, either from Morehead City to Atlantic...
  - Down East
  - Global TransPark Economic Development Area
    Global TransPark
    The North Carolina Global TransPark is an economic development area in eastern North Carolina intended to spur transition in the region from an agricultural base to one of skilled labor and industrial manufacturing....
  - Tidewater
    Tidewater (geographic term)
    Tidewater is a geographic area of southeast Virginia and northeastern North Carolina that is considered a part of the Coastal Plain. Portions of Maryland facing the Chesapeake Bay are also sometimes given this designation. The area gains its name because of the effect the area has from the changing...
- Lower Cape Fear (Wilmington Area)
- Outer Banks
  Outer Banks
  The Outer Banks is a 200-mile long string of narrow barrier islands off the coast of North Carolina, beginning in southeastern corner of Virginia Beach on the east coast of the United States....
- Sandhills
  Sandhills (Carolina)
  The Sandhills is a region in the interior of the U.S. states of North Carolina and South Carolina. It is a strip of ancient beach dunes which generally divides the Piedmont from the coastal plain, and is the evidence of a former coastline when the ocean level was higher, or the land lower...

North Dakota

Badlands
Badlands
A badlands is a type of arid terrain where softer sedimentary rocks and clay-rich soils have been extensively eroded by wind and water. It can resemble malpaís, a terrain of volcanic rock. Canyons, ravines, gullies, hoodoos and other such geological forms are common in badlands. They are often...
Missouri Escarpment
Missouri Escarpment
The Missouri Escarpment is a ridge in North Dakota approximately 100 miles to the west of the Red River Valley, at the edge of the Missouri Plateau. It divides the Central Lowlands province from the Great Plains province.-External links:*...
Missouri River Corridor
Red River Valley
Red River Valley
The Red River Valley is a region in central North America that is drained by the Red River of the North. It is significant in the geography of North Dakota, Minnesota, and Manitoba for its relatively fertile lands and the population centers of Fargo, Moorhead, Grand Forks, and Winnipeg....

Ohio

Connecticut Western Reserve
Connecticut Western Reserve
The Connecticut Western Reserve was land claimed by Connecticut in the Northwest Territory in what is now northeastern Ohio.-History:Although forced to surrender the Pennsylvania portion of its sea-to-sea land grant following the Yankee-Pennamite Wars and the intercession of the federal...

(historic, now defunct)
Great Black Swamp
Great Black Swamp
The Great Black Swamp, or simply Black Swamp, was a glacially caused wetland in northwest Ohio, United States, extending into extreme northeastern Indiana, that existed from the end of the Wisconsin glaciation until the late 19th century...

(shared with Indiana
Indiana
Indiana is a U.S. state, the 19^th admitted to the Union. It is located in the Great Lakes region, and with approximately 6.3 million residents, is ranked 16^th in population and 17^th in population density. Indiana is ranked 38^th in land area, and is the...

)
Cincinnati-Northern Kentucky metropolitan area
Greater Cleveland
Greater Cleveland
Greater Cleveland is a nickname for the metropolitan area surrounding Cleveland, Ohio.Northeast Ohio refers to a similar but substantially larger area as described below...
The Lake Erie Islands
Lake Erie Islands
The Lake Erie Islands are a chain of archipelagic islands in Lake Erie. They include Kelleys Island, Pelee Island, the Bass Islands, and several others. The majority of these islands are under the sovereignty of Ohio in the United States. Pelee Island is the only major island administered by...
Miami Valley
Miami Valley
The Miami Valley, broadly, refers to the land area surrounding the Great Miami River in southwest Ohio, USA, and also includes the Little Miami, Mad, and Stillwater Rivers as well...
Central Ohio
Northwest Ohio
Northwest Ohio
Northwest or northwestern Ohio consists of multiple counties in the northwestern corner of the US state of Ohio. This area borders Lake Erie, southern Michigan, and eastern Indiana. Some areas in northwestern Ohio are also considered the Black Swamp area. The Toledo metropolitan area is also part...
Appalachian Ohio
Appalachian Ohio
Appalachian Ohio is a bioregion and political unit in the southeastern part of the U.S. state of Ohio characterized by the foothills of the Appalachian Mountains. The Appalachian Regional Commission defines the region as consisting of twenty-nine counties...

Oklahoma

South Central Oklahoma
South Central Oklahoma
South Central Oklahoma, or Arbuckle Country, as officially defined by the Oklahoma Department of Tourism, is an amorphous 10-county region in the state of Oklahoma...
Central Oklahoma
Central Oklahoma
Central Oklahoma is the geographical name for the central region of the U.S. state of Oklahoma. It is also known by the Oklahoma Department of Tourism designation, Frontier Country....
Cherokee Outlet
Cherokee Outlet
The Cherokee Outlet, more often referred to as the Cherokee Strip, was located in what is now the state of Oklahoma, in the United States. It was a sixty-mile wide strip of land south of the Oklahoma-Kansas border between the 96th and 100th meridians. It was about 225 miles long and in 1891...
Green Country
Green Country (Oklahoma)
Located in northeast Oklahoma, Green Country is a heavily-wooded area of the state with many rolling hills and mountains and much foliage, as opposed to western and central Oklahoma, which have geography similar to the rest of the Great Plains region of the United States...
Little Dixie
Little Dixie (Oklahoma)
Little Dixie is the name given to the southeast region of Oklahoma, which is heavily influenced by southern "dixie" culture, as it was settled chiefly by Southerners seeking a start in new lands following the American Civil War. The region is not well defined. Its exact boundaries vary by source...
Northwestern Oklahoma
Northwestern Oklahoma
Northwestern Oklahoma is the geographical region of the state of Oklahoma which includes the Oklahoma Panhandle, stretching to an eastern extent along Interstate 35, and its southern extent along the Canadian River to Noble County...
Kiamichi Country
Kiamichi country
Southeastern Oklahoma, also known by its official tourism designation, Kiamichi Country, encompasses the southeastern quarter of the state of Oklahoma. The term "Kiamichi Country" was coined by the Oklahoma Department of Tourism and Recreation as one of six travel destination regions within the...
Southwestern Oklahoma
Southwestern Oklahoma
Southwest Oklahoma is a geographical name for the southwest portion of the state of Oklahoma, typically considered to be south of the Canadian River, extending eastward from the Texas border to a line roughly from Weatherford, to Anadarko, to Duncan...
Frontier Country
Panhandle
Oklahoma Panhandle
The Oklahoma Panhandle is the extreme western region of the state of Oklahoma, comprising Cimarron County, Texas County, and Beaver County. Its name comes from the similarity of shape to the handle of a cooking pan....

Oregon

The Cascades
Cascade Range
The Cascade Range is a major mountain range of western North America, extending from southern British Columbia through Washington and Oregon to Northern California. It includes both non-volcanic mountains, such as the North Cascades, and the notable volcanoes known as the High Cascades...
Central Oregon
Central Oregon
Central Oregon is a geographic region in the U.S. state of Oregon and is traditionally considered to be made up of Deschutes, Jefferson, and Crook counties. Other definitions include larger areas, often encompassing areas to the north towards the Columbia River, eastward towards Burns, or south...
Columbia River Gorge
Columbia River Gorge
The Columbia River Gorge is a canyon of the Columbia River in the Pacific Northwest of the United States. Up to deep, the canyon stretches for over as the river winds westward through the Cascade Range forming the boundary between the State of Washington to the north and Oregon to the south...
Columbia Plateau
Columbia Plateau
The Columbia Plateau is a geologic and geographic region that lies across parts of the U.S. states of Washington, Oregon, and Idaho. It is a wide flood basalt plateau between the Cascade Range and the Rocky Mountains, cut through by the Columbia River...
Columbia River
Columbia River
The Columbia River is the largest river in the Pacific Northwest region of North America. The river rises in the Rocky Mountains in British Columbia, Canada, flows northwest and then south into the U.S. state of Washington, then turns west to form most of the border between Washington and the state...
Eastern Oregon
Eastern Oregon
Eastern Oregon is the eastern part of the U.S. state of Oregon. It is not an officially recognized geographic entity, thus the boundaries of the region vary according to context. It is sometimes understood to include only the eight easternmost counties in the state; in other contexts, it includes...
Harney Basin
Harney Basin
The Harney Basin is an arid basin in southeastern Oregon in the United States, at the northwestern corner of the Great Basin...
Inland Empire
Inland Empire (Pacific Northwest)
thumb| The Inland Empire is a region in the Pacific Northwest centered on Spokane, Washington, including much of the surrounding Columbia River basin. It extends into northern Idaho, northeastern Oregon, and far northwestern Montana...
Mount Hood Corridor
Oregon Coast
Oregon Coast
The Oregon Coast is a region of the U.S. state of Oregon. The Oregon Coast forms the western border of the state, and stretches approximately from the Columbia River in the north to the Oregon–California state border in the south...
Palouse
Palouse
The Palouse is a region of the northwestern United States, encompassing parts of eastern Washington, northern Idaho and, in some definitions, extending south into northeast Oregon. It is a major wheat-producing agricultural area...
Portland Metro
Portland metropolitan area
The Portland-Vancouver, Oregon-Washington, Metropolitan Statistical Area , also known as the Portland metropolitan area or Greater Portland, is an urban area in the U.S. states of Oregon and Washington centered around the city of Portland, Oregon. The U.S...
Rogue Valley
Rogue Valley
The Rogue Valley is a farming and timber-producing region in southwestern Oregon in the United States. located along the middle Rogue River and its tributaries in Josephine and Jackson counties, the valley forms the cultural and economic heart of Southern Oregon near the California border. The...
Southern Oregon
Southern Oregon
Southern Oregon is a region of the U.S. state of Oregon south of Lane County and generally west of the Cascade Range, excluding the southern Oregon Coast. Counties include Douglas, Jackson, Klamath, and Josephine. It includes the Southern Oregon American Viticultural Area, which consists of the...
Treasure Valley
Treasure Valley
The Treasure Valley is the area of the Western United States where the Payette, Boise, Weiser, Malheur and Owyhee rivers drain into the Snake River. Treasure Valley includes all the lowland areas from Vale, Oregon on the west to Boise, Idaho on the east. Formerly, the valley had been known as the...
Tualatin Valley
Tualatin Valley
The Tualatin Valley is a farming and suburban region southwest of Portland, Oregon in the United States. The valley is formed by the meandering Tualatin River, a tributary of the Willamette River at the northwest corner of the Willamette Valley, east of the Northern Oregon Coast Range...
Western Oregon
Western Oregon
Western Oregon is a geographical term that is generally taken to apply to the portion of the state of Oregon that is west of the Cascade Range. The term is applied somewhat loosely however, and is sometimes taken to exclude the southwestern areas of the state, which are often referred to as...
Willamette Valley
Willamette Valley
The Willamette Valley is the region in northwest Oregon in the United States that surrounds the Willamette River as it proceeds northward from its emergence from mountains near Eugene to its confluence with the Columbia River at Portland. A small part of the Willamette Valley ecoregion is in...

Pennsylvania

Allegheny National Forest
Allegheny National Forest
The Allegheny National Forest is a National Forest located in northwestern Pennsylvania. The forest covers of land. Within the forest is the Kinzua Dam, which created the Allegheny Reservoir. The administrative headquarters for the Allegheny National Forest is located in Warren, Pennsylvania...
Coal Region
Coal Region
The Coal Region is a term used to refer to an area of Northeastern Pennsylvania in the central Appalachian Mountains comprising Lackawanna, Luzerne, Columbia, Carbon, Schuylkill, Northumberland, and the extreme northeast corner of Dauphin counties....
Cumberland Valley
Cumberland Valley
The Cumberland Valley is a geographic region that lies between South Mountain and the Ridge and Valley Province of central Pennsylvania and western Maryland, United States. The valley lies almost entirely within Cumberland and Franklin counties in Pennsylvania and Washington County, Maryland...
Delaware Valley
Delaware Valley
The Delaware Valley is a term used widely by the media to refer, perhaps misleadingly, to the metropolitan area centered on the city of Philadelphia in the United States. The term is derived from the Delaware River, which flows through the area, although the river extends more than 100 miles to the...
Dutch Country
Pennsylvania Dutch Country
Pennsylvania Dutch Country refers to an area of southeastern Pennsylvania, United States that by the American Revolution had a high percentage of Lutherans. There were also German Reformed, Moravian, Amish, Mennonite and other German sectarian inhabitants. It is also a place where the Deitsch...
Endless Mountains
Endless Mountains
The Endless Mountains are a chain of mountains in northeastern Pennsylvania. The Endless Mountains region includes Bradford, Sullivan, Susquehanna, Northern Wayne, and Wyoming Counties.-History and geography:...
Happy Valley
State College, Pennsylvania
State College is the largest borough in Centre County in the U.S. state of Pennsylvania. It is the principal city of the State College, Pennsylvania Metropolitan Statistical Area which encompasses all of Centre county. As of the 2000 census, the borough population was 38,420, and roughly double...
Pennsylvania Highlands Region
Pennsylvania Highlands Region
The Pennsylvania Highlands region is a section of the Appalachian Mountains located in Eastern Pennsylvania frequently cited as a candidate for extensive ecological preservation....
Laurel Highlands
Laurel Highlands
The Laurel Highlands is a region in southwestern Pennsylvania, encompassing Fayette County, Somerset County and Westmoreland County. It has a population of about 600,000 people....
Lehigh Valley
Lehigh Valley
The Lehigh Valley, also known as the Allentown-Bethlehem-Easton, PA-NJ metropolitan area and referred to locally as The Valley, is an official metropolitan region consisting of Lehigh, Northampton and Carbon counties in eastern Pennsylvania and Warren county on the western edge of New Jersey, in...
Main Line
Pennsylvania Main Line
The Main Line is an unofficial region of suburban Philadelphia comprising a collection of affluent towns built along the old Main Line of the Pennsylvania Railroad which runs northwest from Center City Philadelphia...
Northern Tier
Northeastern Pennsylvania
Northeastern Pennsylvania
Northeastern Pennsylvania is a geographic region of Pennsylvania that includes the Pocono Mountains, the Endless Mountains and the industrial cities of Scranton, Wilkes-Barre, Pittston, Hazleton and Carbondale...
Northwest Region
Pittsburgh Metro Area
The Poconos
The Poconos
The Pocono Mountains region is a mountainous region of about 2,400 square miles located in northeastern Pennsylvania.The Pocono Mountains is a popular recreational destination for local and regional visitors...
South Central Pennsylvania
South Central Pennsylvania
South Central Pennsylvania is a region of the U.S. state of Pennsylvania that includes the fourteen counties of Adams, Cumberland, Dauphin, Franklin, Huntingdon, Juniata, Lancaster, Lebanon, Mifflin, Northumberland, Perry, Schuylkill, Snyder, and York....
Susquehanna Valley
Susquehanna River
The Susquehanna River is a river located in the northeastern United States. At approximately 444 mi long, it is the longest river on the American east coast, the 16th longest in the United States, and the longest river in the continental United States without commercial boat traffic...
Wyoming Valley
Wyoming Valley
Wyoming Valley is a region of northeastern Pennsylvania. The valley is a crescent-shaped depression, a part of the ridge-and-valley or folded Appalachians. The valley includes and is generally centered on the metropolitan area of Pittston and Wilkes-Barre...
Western Pennsylvania
Western Pennsylvania
Western Pennsylvania consists of the western third of the state of Pennsylvania in the United States. Pittsburgh is the largest city in the region, with a metropolitan area population of about 2.4 million people, and serves as its economic and cultural center. Erie, Altoona, and Johnstown are its...

Rhode Island

Block Island
Block Island
Block Island is part of the U.S. state of Rhode Island and is located in the Atlantic Ocean approximately south of the coast of Rhode Island, east of Montauk Point on Long Island, and is separated from the Rhode Island mainland by Block Island Sound. The United States Census Bureau defines Block...
Blackstone Valley
Blackstone Valley
The Blackstone Valley or Blackstone River Valley is a region of Massachusetts and Rhode Island. It is the birthplace of the American Industrial Revolution.- Blackstone Canal :...
East Bay
East Bay (Rhode Island)
Narragansett Bay divides the state of Rhode Island nearly in two. The term East Bay refers to communities on the east side of the bay, including Bristol, Warren and Barrington. The term West Bay refers to communities on the west side of the bay, such as Warwick, Cranston and East Greenwich....
West Bay
Warwick, Rhode Island
Warwick is a city in Kent County, Rhode Island, United States. It is the second largest city in the state, with a population of 85,808 at the 2000 census. Its mayor has been Scott Avedisian since 2000...
South County
Washington County, Rhode Island
Washington County is a county located in the southwestern part of the U.S. state of Rhode Island. Also known as South County, Washington County borders Kent County to the north, New London County in Connecticut to the west, Suffolk County in New York to the southwest, the Atlantic Ocean to the...

Major Regions

The Upstate
The Midlands
The Lowcountry

Travel/Tourism Regions

Grand Strand
Grand Strand
The Grand Strand or Long Bay refers to a large stretch of beaches extending from Cape Fear, North Carolina to Georgetown, South Carolina. It consists of 60+ miles along an essentially uninterrupted arc of beach land, beginning around Little River, South Carolina and terminating at Winyah Bay...
Charleston-North Charleston-Summerville metropolitan area
The Lowcountry & Resort Islands
Lake Murray Country
Lake Murray Country
Lake Murray Country is a large area of South Carolina, USA; the region includes the counties of Newberry, Saluda, Lexington, and Richland.The region's focal point is Lake Murray. Lake Murray's name comes from its chief engineer William S. Murray. The Saluda Dam supplies a large portion of the power...
Old 96 District
Old 96 District
Old 96 District, now a popular tourist destination in South Carolina, was originally inhabited by the Cherokee. It takes its name from a colonial outpost called Ninety Six. This region was the birth place of the Confederacy. The region continued support a great amount of textile mills and various...
Olde English District
Olde English District
The Olde English District is a region of South Carolina encompassing Chester, Chesterfield, Fairfield, Kershaw, Lancaster, Union and York counties as well as the communities of Camden, Clover, Fort Mill, Lake Wylie, Pageland, Rock Hill, and Woodruff....
Pee Dee
Pee Dee
The Pee Dee region of South Carolina is the northeastern corner of the state. It is the area of the lower watershed of the Pee Dee River, named after the Pee Dee Native American tribe. Its center is Florence, however the Grand Strand, which includes the beaches running from the North Carolina state...
Santee Cooper Country
Santee Cooper Country
Santee Cooper Country refers to the area in south central South Carolina surrounding the Santee Cooper Lakes. The area promotes some tourism, primarily fishing and golf, and it is also a popular retirement area. Away from the lakes and main highways, it is primarily rural lowland farm...
Thoroughbred Country
The Upcountry

Other Regions

Blue Ridge Mountains
Blue Ridge Mountains
The Blue Ridge, or Blue Ridge Mountains, is a physiographic province of the larger Appalachian Mountains range. This province consists of northern and southern physiographic regions, which divide near the Roanoke River gap. The mountain range is located in the eastern United States, starting at...
The Piedmont
Piedmont (United States)
Piedmont is a plateau region located in the eastern United States between the Atlantic Coastal Plain and the main Appalachian Mountains, stretching from New Jersey in the north to central Alabama in the south. The Piedmont province is a physiographic province of the larger Appalachian division. The...
The Sandhills
Sandhills (Carolina)
The Sandhills is a region in the interior of the U.S. states of North Carolina and South Carolina. It is a strip of ancient beach dunes which generally divides the Piedmont from the coastal plain, and is the evidence of a former coastline when the ocean level was higher, or the land lower...
South Carolina Coast
Sea Islands
Sea Islands
The Sea Islands are a chain of tidal and barrier islands on the Atlantic Ocean coast of the United States. They number over 100, and are located between the mouths of the Santee and St. Johns Rivers along the coast of the U.S. states of South Carolina, Georgia and Florida...
Charlotte metropolitan area
Charlotte metropolitan area
The Charlotte metropolitan area is a metropolitan area/region of North and South Carolina within and surrounding the city of Charlotte...

Grand Divisions

East Tennessee
East Tennessee
East Tennessee is a name given to approximately the eastern third of the U.S. state of Tennessee, one of the three Grand Divisions of Tennessee defined in state law. East Tennessee consists of 33 counties, 30 located within the Eastern Time Zone and three counties in the Central Time Zone, namely...
Middle Tennessee
Middle Tennessee
Middle Tennessee is a distinct portion of the state of Tennessee, delineated according to state law as the 41 counties in the Middle Grand Division of Tennessee...
West Tennessee
West Tennessee
West Tennessee is one of the three Grand Divisions in the U.S. state of Tennessee. Of the three, it is the most sharply defined geographically. Its boundaries are the Mississippi River on the west and the Tennessee River on the east...

Texas

Brazos Valley
Brazos Valley
The Brazos Valley is a region in the U.S. state of Texas consisting of Brazos County, Robertson County, Grimes County, Washington County, Burleson County, Madison County, and Leon County, with Brazos County and the cities of College Station and Bryan at its center...
Central Texas
- Blackland Prairies
- The Hill Country
  Texas Hill Country
  The Texas Hill Country is a region of Central Texas, USA, that features rolling, somewhat rugged, hills that consist primarily of limestone. It also includes the Llano Uplift and the second largest granite monadnock in the United States, Enchanted Rock, which is located north of Fredericksburg...
Gulf Coast
- Galveston Bay
  Galveston Bay
  Galveston Bay is a large estuary located along the upper coast of Texas, United States. It is connected to the Gulf of Mexico and is surrounded by sub-tropic marshes and prairies on the mainland...
- Greater Houston
  Greater Houston
  Houston–Sugar Land–Baytown is a 10-county metropolitan area defined by the Office of Management and Budget. It is located along the Gulf Coast region in the U.S. state of Texas...
East Texas
East Texas
East Texas is a distinct geographic and ecological area in the U.S. state of Texas.According to the Handbook of Texas, the East Texas area "may be separated from the rest of Texas roughly by a line extending from the Red River in north central Lamar County southwestward to east central Limestone...
- Piney Woods
  Piney Woods
  The Piney Woods is a terrestrial ecoregion in the Southern United States covering of East Texas, Southern Arkansas, Western Louisiana, and Southeastern Oklahoma. These temperate coniferous forests are dominated by several species of pine as well as hardwoods including hickory and oak...
North Texas
North Texas
North Texas is a distinct cultural and geographic area forming the central-northeastern section of the U.S. state of Texas. North Texas is generally considered to include the area south of Oklahoma, east of Abilene, and north of Waco...
- Dallas – Fort Worth Metroplex
- Red River Valley
  Red River (Mississippi watershed)
  This page is about the tributary of the Mississippi River; for the tributary of Lake Winnipeg, see the Red River of the North.
  The Red River, or sometimes The Red River of the South, is a major tributary of the Mississippi and Atchafalaya Rivers located in the United States of America. The...
- Rolling Hills
Northeast Texas
Northeast Texas
Northeast Texas is a region in the northeast corner of the U.S. state of Texas. It is geographically centered around two metropolitan areas strung along Interstate 20: Tyler in the west and Longview/Marshall to the east...
Piney Woods
Piney Woods
The Piney Woods is a terrestrial ecoregion in the Southern United States covering of East Texas, Southern Arkansas, Western Louisiana, and Southeastern Oklahoma. These temperate coniferous forests are dominated by several species of pine as well as hardwoods including hickory and oak...
South Texas
South Texas
South Texas is a region of the U.S. state of Texas that lies roughly south of, or beginning at, San Antonio. The southern and western boundary is the Rio Grande River, and to the east it is the Gulf of Mexico. The population of this region is about 3.7 million. The southern portion of this region...
- Mission Country
- Rio Grande Valley
  Rio Grande Valley
  The Rio Grande Valley aka, The Valley, is an area located in the southernmost tip of South Texas. It lies along the northern bank of the Rio Grande, which separates Mexico from the United States....
Southeast Texas
Southeast Texas
Southeast Texas is a subregion of East Texas located in the southeast corner of the U.S. state of Texas. The subregion is geographically centered around the Houston–Sugar Land–Baytown and Beaumont–Port Arthur metropolitan areas...
- Golden Triangle
  Golden Triangle (Texas)
  The Golden Triangle is an area of Southeast Texas between the cities of Beaumont, Port Arthur, and Orange. The "golden" refers to the wealth that came from the Spindletop oil strike in Beaumont in 1901, and more recently from the many gas flares that are located at all of the local oil refineries,...
- Greater Houston
  Greater Houston
  Houston–Sugar Land–Baytown is a 10-county metropolitan area defined by the Office of Management and Budget. It is located along the Gulf Coast region in the U.S. state of Texas...
Texas Urban Triangle
Texas Urban Triangle
The Texas Urban Triangle is a triangular shaped region of the state of Texas formed by three interstate highways – I-35 to the west , I-45 to the east , and I-10 to the south...
West Texas
West Texas
West Texas is a region in the southwestern United States that primarily encompasses the arid and semi-arid lands in the western portion of the state of Texas....
- Edwards Plateau
  Edwards Plateau
  The Edwards Plateau is a region of west-central Texas which is bounded by the Balcones Fault to the south and east, the Llano Uplift and the Llano Estacado to the north, and the Pecos River and Chihuahuan Desert to the west. San Angelo, Austin, San Antonio and Del Rio roughly outline the area...
- Llano Estacado
  Llano Estacado
  Llano Estacado is a region in the southwestern United States that encompasses parts of eastern New Mexico and northwestern Texas, including the South Plains and parts of the Texas Panhandle. One of the largest mesas or tablelands on the North American continent, the elevation rises from in the...
- Permian Basin
- South Plains
  South Plains
  The South Plains is a region in West Texas comprising the area north of the Caprock Escarpment on the Llano Estacado, and extending north into the Texas Panhandle, centered at Lubbock. While prominent in the area of petroleum production, the South Plains is mainly an agricultural region, producing...
- Texas Panhandle
  Texas Panhandle
  The Texas Panhandle is a region of the U.S. state of Texas consisting of the northernmost 26 counties in the state. The panhandle is a rectangular area bordered by the state of New Mexico to the west and the state of Oklahoma to the north and east...
  
  (pictured)
- Trans-Pecos
  Trans-Pecos
  Trans-Pecos refers to the region of Texas and southeastern New Mexico west of the Pecos River. The portion in Texas extends roughly from Langtry, Texas, where the Pecos joins the Rio Grande in the south, to Angeles in the north, near the Texas-New Mexico border...
- Great Plains
  Great Plains
  The Great Plains are the broad expanse of prairie and steppe which lie west of the Mississippi River and east of the Rocky Mountains in the United States and Canada. This area covers parts of the U.S...

Utah

Cache Valley
Cache Valley
Cache Valley is a broad arid agricultural valley in northern Utah and southern Idaho in the United States. It extends approximately 50 mi north from Avon, Utah to north of Preston, Idaho along the west side of the Bear River Mountains, the northernmost extension of the Wasatch Range, and along the...
San Rafael Swell
San Rafael Swell
The San Rafael Swell is a large geologic feature located in south-central Utah, USA about 30 miles west of Green River, Utah. The San Rafael Swell, approximately by , consists of a giant dome-shaped anticline of sandstone, shale, and limestone that was pushed up millions of years ago...
Colorado Plateau
Colorado Plateau
The Colorado Plateau, also called the Colorado Plateau Province, is a physiographic region of the Intermontane Plateaus, roughly centered on the Four Corners region of the southwestern United States. The province covers an area of 337,000 km² within western Colorado, northwestern New Mexico,...
Dixie
Dixie (Utah)
Dixie is the nickname for southwestern Utah. It was first settled in the early 1860s, when farmers were sent south by Brigham Young to grow cotton, hoping to capitalize on the lack of availability of cotton due to the American Civil War. Thus the name Dixie, to honor the attempt to grow cotton,...
Great Salt Lake Desert
Great Salt Lake Desert
The Great Salt Lake Desert is a large playa in northern Utah, located west of the Great Salt Lake. It is an arid region extending west from the Great Salt Lake to the Nevada border. It covers an area of 4,000 square miles ....
Mojave Desert
Mojave Desert
The Mojave Desert , , locally referred to as the High Desert, occupies a significant portion of southeastern California and smaller parts of central California, southern Nevada, southwestern Utah and northwestern Arizona, in the United States...
Southeastern Utah
Southwestern Utah
Uinta Mountains
Uinta Mountains
The Uinta Mountains are a high chain of mountains in northeastern Utah and extreme northwestern Colorado in the United States. A subrange of the Rocky Mountains, they are unusual for being the highest range in the contiguous United States running east to west, and lie approximately 100 mi east of...
Wasatch Front
Wasatch Front
The Wasatch Front is an urban area in the north-central part of the U.S. state of Utah. It consists of a chain of cities and towns stretched along the Wasatch Range from approximately Santaquin in the south to Brigham City in the north...
Wasatch Back
Wasatch Back
The Wasatch Back is an area in the U.S. state of Utah located east of the Wasatch Front. It includes such cities as Park City, Heber, and Morgan. While originally a mining and agricultural region, it has experienced a rapid growth spurt through the 1990s and continuing in the 2000s. It is a very...
Wasatch Range
Wasatch Range
The Wasatch Range is a mountain range that stretches about from the Utah-Idaho border, south through central Utah in the western United States. It is generally considered the western edge of the greater Rocky Mountains, and the eastern edge of the Great Basin region...

Vermont

Northeast Kingdom
Northeast Kingdom
The Northeast Kingdom is a term used to describe the northeast corner of the U.S. state of Vermont, comprising—approximately—Essex, Orleans and Caledonia Counties. In Vermont, the written term "NEK" is often used. The term is attributed to the late George D. Aiken, former Governor of Vermont and a...
Champlain Valley
Champlain Valley
The Champlain Valley is a region of the United States around Lake Champlain in Vermont and New York albeit extending a short arbitrary distance into Canada and Quebec as part of the St. Lawrence River drainage basin drained northward by the Richelieu River into the St...
Mount Mansfield
Mount Mansfield
Mount Mansfield is the highest mountain in Vermont, United States. The mountain, its highest point in the town of Underhill, Vermont, peaks at above sea level...
Green Mountains
Green Mountains
The Green Mountains are a mountain range in the U.S. state of Vermont. The range extends approximately 250 miles . The most notable mountains in the range include:*Mount Mansfield, 4,393 feet , the highest point in Vermont...

Virginia

Tri-Cities, Virginia
Tri-Cities, Virginia
The Tri-Cities of Virginia is an area in the Greater Richmond Region which includes the three independent cities of Petersburg, Colonial Heights, and Hopewell and portions of the adjoining counties of Chesterfield, Dinwiddie, and Prince George in south-central Virginia...
Eastern Shore
Eastern Shore of Virginia
The Eastern Shore of Virginia consists of two counties on the Atlantic coast of the Commonwealth of Virginia in the United States. The region is part of the Delmarva Peninsula and is separated from the rest of Virginia by the Chesapeake Bay...
Hampton Roads
Hampton Roads
Hampton Roads is the name of both a body of water and the region of land areas which surround it in southeastern Virginia. Hampton Roads is notable for its year-round ice-free harbor, for United States Navy, Coast Guard, Air Force, NASA, Marines, and Army facilities, shipyards, coal piers, and...
Historic Triangle
Historic Triangle
The Historic Triangle is located on the Virginia Peninsula of the United States and includes the colonial communities of Jamestown, Colonial Williamsburg, and Yorktown, with many restored attractions linked by the Colonial Parkway in James City and York counties and the City of...
Middle Peninsula
Middle Peninsula
The Middle Peninsula is the second of three large peninsulas on the western shore of Chesapeake Bay in Virginia, in the United States. It lies between the Northern Neck and the Virginia Peninsula. This peninsula is bounded by the Rappahannock River on the north and the York River on the south...
New River Valley
New River Valley
The New River Valley is a region in the eastern United States along the New River in the Commonwealth of Virginia . The valley comprises the counties of Montgomery , Pulaski, Floyd, Giles and the independent City of Radford...
Northern Neck
Northern Neck
The Northern Neck is the northernmost of three peninsulas on the western shore of the Chesapeake Bay in the Commonwealth of Virginia. This peninsula is bounded by the Potomac River on the north and the Rappahannock River on the south. It encompasses the following Virginia counties: Lancaster,...
Northern Virginia
Northern Virginia
Northern Virginia consists of several counties and independent cities in the U.S. state of Virginia in a widespread region generally radiating southerly and westward from Washington, D.C...

(sometimes NoVA)
Richmond-Petersburg
Richmond-Petersburg
The Greater Richmond Region is a region located in a central part of the state of Virginia in the United States. As of 2008, it had a population of 1,225,626, making it the 43rd largest MSA in the country...

(aka Central Virginia)
Shenandoah Valley
Shenandoah Valley
The Shenandoah Valley is both a geographic valley and cultural region of western Virginia and West Virginia in the United States. The valley is bound to the east by the Blue Ridge Mountains, to the west by the eastern front of the Ridge-and-Valley Appalachians , to the north by the Potomac River...
South Hampton Roads
South Hampton Roads
South Hampton Roads, also known as Southside, is a region located in the extreme southeastern portion of Virginia in the United States.Hampton Roads is the common name for the metropolitan area that surrounds the body of water Hampton Roads Harbor...
Southside Virginia
Southside (Virginia)
Traditionally, the term Southside refers to the portion of Virginia east of the Blue Ridge Mountains and south of the James River, the geographic feature from which the term derives its name....
Southwest Virginia
Southwest Virginia
Southwest Virginia, often abbreviated as SWVA, is a mountainous region of Virginia in the westernmost part of the commonwealth. Southwest Virginia has been defined alternatively as all Virginia counties on the Appalachian Plateau, all Virginia counties west of the Eastern Continental Divide, or...
Tidewater
Tidewater region of Virginia
The Tidewater region of Virginia is a term used to refer to the eastern portion of the Commonwealth of Virginia. The term "Tidewater" may be correctly applied to all portions of Virginia where the water level is affected by the tides. In general, this is most of the land east of I-95, which runs...
Virginia Peninsula
Virginia Peninsula
The Virginia Peninsula is a peninsula in southeast Virginia, bounded by the York River, James River, Hampton Roads and Chesapeake Bay.Hampton Roads is the common name for the metropolitan area that surrounds the body of water of the same name...

Washington

Central Washington
Central Washington
Central Washington is a region of the United States defined as the western half of Eastern Washington, or those counties lying east of the Cascade Mountains but west of the 119th meridian....
Columbia Plateau
Columbia Plateau
The Columbia Plateau is a geologic and geographic region that lies across parts of the U.S. states of Washington, Oregon, and Idaho. It is a wide flood basalt plateau between the Cascade Range and the Rocky Mountains, cut through by the Columbia River...
Eastern Washington
Eastern Washington
Eastern Washington is a region of the United States defined as the part of Washington east of the Cascade Mountains. It is notable for, among other things:*Central Washington University*The Columbia River and the Grand Coulee Dam...
Kitsap Peninsula
Kitsap Peninsula
The Kitsap Peninsula is an arm of land that is part of the larger Olympic Peninsula in Washington state that lies west of Seattle across Puget Sound. Hood Canal separates Kitsap Peninsula from the rest of the Olympic Peninsula...
Long Beach Peninsula
Long Beach Peninsula
The Long Beach Peninsula is an arm of land in western Washington state. It is bounded on the west by the Pacific Ocean, the south by the Columbia River, and the east by Willapa Bay...
Okanogan County
Okanogan County, Washington
Okanogan County is a county located in the U.S. state of Washington. In area, it is the largest county in the state. As of 2000, the population was 39,564. The county seat is at Okanogan, and its largest city is Omak...
Olympic Peninsula
Olympic Peninsula
|||The Olympic Peninsula is the large arm of land in western Washington state of the USA, that lies across Puget Sound from Seattle. It is bounded on the west by the Pacific Ocean, the north by the Strait of Juan de Fuca, and the east by Puget Sound and the Hood Canal...
Puget Sound
Puget Sound region
The Puget Sound region is an inland area of the Pacific Northwest in Washington , including Puget Sound, the Puget Sound lowlands, and the surrounding region roughly west of the Columbia Basin and east of the Olympic Mountains.- History :...
San Juan Islands
San Juan Islands
The San Juan Islands are a part of the San Juan Archipelago in the northwest corner of the continental United States. The archipelago is split into two groups of islands based on national sovereignty. San Juan Islands are part of the U.S. state of Washington, while the Gulf Islands are part of...
Skagit Valley
Skagit Valley
The Skagit Valley lies in the northwestern corner of the state of Washington, USA. Its defining feature is the Skagit River, which snakes through local communities which include the seat of Skagit County, Mount Vernon, as well as Sedro-Woolley, Concrete, Lyman-Hamilton, and Burlington.The local...
Tri-Cities
Tri-Cities, Washington
The Tri-Cities is a metropolitan area in the southeastern part of the U.S. state of Washington, consisting of Benton and Franklin counties. Three neighboring cities are the principal cities for the metropolitan area: Kennewick, Pasco, and Richland. The cities are located at the confluence of the...
Walla Walla Valley
Walla Walla County, Washington
Walla Walla County is a county located in the U.S. state of Washington. It is named after the Walla Walla tribe of Native Americans. In 2000, its population was 55,180. The county seat is Walla Walla, which is also its largest city....
Western Washington
Western Washington
Western Washington is a region of the United States defined as that part of Washington west of the Cascade Mountains.It is known as being far wetter in climate than the eastern portion of the state, which...
Yakima Valley
Yakima River
The Yakima River is a tributary of the Columbia River in south central and eastern Washington State, named for the indigenous Yakama people. The length of the river from headwaters to mouth is , with an average drop of .-Course:...

West Virginia

Eastern Panhandle
Eastern Panhandle of West Virginia
The Eastern Panhandle of West Virginia is a narrow stretch of territory in the northeast of the state, bordering Maryland and Virginia, United States. The Eastern Panhandle Board of Realtors and other local civic organizations consider only the three Easternmost counties, Jefferson, Berkeley and...
- Potomac Highlands
  Potomac Highlands of West Virginia
  The Potomac Highlands of West Virginia are the root of the Eastern Panhandle, bordering Maryland and Virginia. They comprise the following counties:*Grant*Hampshire*Hardy*Mineral*Pendleton*Pocahontas*Randolph...
North-Central West Virginia
North-Central West Virginia
North-Central West Virginia is a region of the U.S. State of West Virginia. The region's largest city is Morgantown.- Counties :*Monongalia County*Marion County*Harrison County*Taylor County*Doddridge County...
Northern Panhandle
Northern Panhandle of West Virginia
The Northern Panhandle is a culturally and geographically distinct region in the U.S. state of West Virginia. It is the state's northernmost extension, bounded by the Ohio River on the north and west, along with the state of Pennsylvania on the east...
Southern West Virginia
Southern West Virginia
Southern West Virginia is a culturally and geographically distinct region in the U.S. state of West Virginia. Generally considered the heart of Appalachia, Southern West Virginia is known for its coal mining heritage and Southern affinity...

Wisconsin

Central Plain
Central Plain (Wisconsin)
For other central plains, see Central PlainIn the U.S. state of Wisconsin, the Central Plain is a geographical region consisting of about of land in a v-shaped belt across the center of the state...
Door Peninsula
Door Peninsula
The Door Peninsula is a peninsula in eastern Wisconsin, separating the southern part of the Green Bay from Lake Michigan. The peninsula begins in northern Brown and Kewaunee counties and proceeds northeast to include all of Door County. It is the western portion of the Niagara Escarpment. Well...
Eastern Ridges and Lowlands
Eastern Ridges and Lowlands
The Eastern Ridges and Lowlands is a geographical region in the eastern part of the U.S. state of Wisconsin, between the Green Bay in the north, and the border with Illinois in the south...
Lake Superior Lowland
Lake Superior Lowland
In the U.S. state of Wisconsin, the Lake Superior Lowland, also known as the Superior Coastal Plain, is a geographical region located in the far northern part of the state bordering Lake Superior...
Northern Highland
Northern Highland
The Northern Highland is a geographical region covering much of the northern territory of the U.S. state of Wisconsin. The region stretches from the state border with Minnesota in the west to the Michigan border in the east, and from Douglas and Bayfield Counties in the north to Wood and Portage...
Western Upland
Western Upland
The Western Upland is a geographical region covering much of the western half of the U.S. state of Wisconsin. It stretches from St. Croix County in the north to the state border with Illinois in the south, and from Rock County in the east to the Mississippi River in the west.The Western Upland is a...

List of regions of the United States

Census Bureau-designated areas

Standard Federal Regions

Federal Reserve banks

Time Zones

Unofficial U.S. multi-state regions

The Belts

Interstate metropolitan areas

Interstate megalopolises

Alabama

Alaska

Arizona

Arkansas

California

Colorado

Connecticut

Florida

Georgia

Hawaii

Idaho

Illinois

Indiana

Iowa

Kansas

Kentucky

Louisiana

Maine

Maryland

Massachusetts

Michigan

Minnesota

Mississippi

Missouri

Montana

Nebraska

Nevada

New Hampshire

New Jersey

New Mexico

New York

North Carolina

North Dakota

Ohio

Oklahoma

Oregon

Pennsylvania

Rhode Island

Major Regions

Travel/Tourism Regions

Other Regions

Grand Divisions

Texas

Utah

Vermont

Virginia

Washington

West Virginia

Wisconsin

See also