List of sister cities in Maryland - AbsoluteAstronomy.com

This is a list of sister states, regions, and cities in the U.S. state
U.S. state
A U.S. state is any one of the 50 federated states of the United States of America that share sovereignty with the federal government. Because of this shared sovereignty, an American is a citizen both of the federal entity and of his or her state of domicile. Four states use the official title of...

of Maryland
Maryland
Maryland is a U.S. state located in the Mid Atlantic region of the United States, bordering Virginia, West Virginia, and the District of Columbia to its south and west; Pennsylvania to its north; and Delaware to its east...

. Sister cities

Town twinning

Twin towns and sister cities are two of many terms used to describe the cooperative agreements between towns, cities, and even counties in geographically and politically distinct areas to promote cultural and commercial ties.- Terminology :...

, known in Europe as town twins, are cities which partner with each other to promote human contact and cultural links, although this partnering is not limited to cities and often includes counties, regions, states and other sub-national entities.

Many Maryland jurisdictions partner with foreign cities through Sister Cities International

Sister Cities International

Sister Cities International is a nonprofit citizen diplomacy network that creates and strengthens partnerships between United States and international communities. More than 2,000 cities, states and counties are partnered in 136 countries around the world...

, an organization whose goal is to, "Promote peace through mutual respect, understanding, and cooperation." The first sister city relationship in Maryland, however, was between Salisbury, Maryland and Salisbury, England, and predated Sister Cities International. Sister cities interact with each other across a broad range of activities, from health care and education to business and the arts. The partnerships in this list vary in how formalized their relationships are. Recently, a number of Maryland cities have partnered with cities in Estonia

Estonia

Estonia , officially the Republic of Estonia , is a state in the Baltic region of Northern Europe. It is bordered to the north by the Gulf of Finland, to the west by the Baltic Sea, to the south by Latvia , and to the east by Lake Peipsi and the Russian Federation . Across the Baltic Sea lies...

through a program developed by the Maryland National Guard after Estonia gained its independence from the Soviet Union

Soviet Union

The Soviet Union , officially the Union of Soviet Socialist Republics , was a constitutionally socialist state that existed in Eurasia between 1922 and 1991....

Sister states, regions and cities of Maryland

Maryland Jurisdiction	Sister State, Region, or City	Country	Since
State of Maryland Maryland Maryland is a U.S. state located in the Mid Atlantic region of the United States, bordering Virginia, West Virginia, and the District of Columbia to its south and west; Pennsylvania to its north; and Delaware to its east...	Anhui Province	China People's Republic of China China , officially the People's Republic of China , is the most populous country in the world, with over 1.3 billion citizens. Located in East Asia, the country covers approximately 9.6 million square kilometres...	1980
	Tartu Tartu Tartu is the second largest city of Estonia. In contrast to Estonia's political and financial capital Tallinn, Tartu is often considered the intellectual and cultural hub, especially since it is home to Estonia's oldest and most renowned university. Situated 186 km southeast of Tallinn, the...	Estonia Estonia Estonia , officially the Republic of Estonia , is a state in the Baltic region of Northern Europe. It is bordered to the north by the Gulf of Finland, to the west by the Baltic Sea, to the south by Latvia , and to the east by Lake Peipsi and the Russian Federation . Across the Baltic Sea lies...	2003
	Gyeongsangnam-do Province Gyeongsangnam-do Gyeongsangnam-do is a province in the southeast of South Korea. The provincial capital is located at Changwon. It contains the major metropolitan center and port of Busan. Located there is UNESCO World Heritage Site Haeinsa, a Buddhist temple that houses the Tripitaka Koreana and attracts many...	South Korea South Korea The Republic of Korea , , is a sovereign state in East Asia, located on the southern portion of the Korean Peninsula. It is neighbored by the People's Republic of China to the west, Japan to the east, North Korea to the north, and the East China Sea and Republic of China to the south...	1991

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|Jalisco State

Jalisco

Jalisco officially Estado Libre y Soberano de Jalisco is one of the 31 states which, with the Federal District, comprise the 32 Federal Entities of Mexico. It is located in Western Mexico and divided in 125 municipalities and its capital city is Guadalajara.It is one of the more important states...

|Mexico

Mexico

The United Mexican States , commonly known as Mexico , is a federal constitutional republic in North America. It is bordered on the north by the United States; on the south and west by the Pacific Ocean; on the southeast by Guatemala, Belize, and the Caribbean Sea; and on the east by the Gulf of...

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|1993
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|Kanagawa Prefecture

Kanagawa Prefecture

is a prefecture located in the southern Kantō region of Japan. The capital is Yokohama. Kanagawa is part of the Greater Tokyo Area.-History:The prefecture has some archaeological sites going back to the Jōmon period...

|Japan

Japan

Japan is an island nation in East Asia. Located in the Pacific Ocean, it lies to the east of the Sea of Japan, China, North Korea, South Korea and Russia, stretching from the Sea of Okhotsk in the north to the East China Sea and Taiwan in the south...

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|1981
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|Bong County

Bong County

Bong is a county in the north-central portion of the West African nation of Liberia. One of 15 counties that comprise the first-level of administrative division in the nation, it has twelve districts. Gbarnga serves as the capital with the area of the county measuring...

|Liberia

Liberia

Liberia , officially the Republic of Liberia, is a country in West Africa. It is bordered by Sierra Leone on the west, Guinea on the north and Côte d'Ivoire on the east. Liberia's coastline is composed of mostly mangrove forests while the more sparsely populated inland consists of forests that open...

| align="center"|

|2007
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|Maryland County

Maryland County

Maryland County is a county in the southeastern portion of the West African nation of Liberia. One of 15 counties that comprise the first-level of administrative division in the nation, it has two districts. Harper serves as the capital with the area of the county measuring...

|Liberia
| align="center"|

|2007
|-
|Łódź Province
|Poland

Poland

Poland , officially the Republic of Poland , is a country in Central Europe bordered by Germany to the west; the Czech Republic and Slovakia to the south; Ukraine, Belarus and Lithuania to the east; and the Baltic Sea and Kaliningrad Oblast, a Russian exclave, to the north...

| align="center"|

|1993
|-
|Nord-Pas de Calais

Nord-Pas de Calais

Nord-Pas de Calais , Nord for short, is one of the 27 regions of France. It consists of the departments of Nord and Pas-de-Calais, in the north and has a border with Belgium. Most of the region was once part of the Southern Netherlands, within the Low Countries, and gradually became part of France...

|France

France

The French Republic , The French Republic , The French Republic , (commonly known as France , is a unitary semi-presidential republic in Western Europe with several overseas territories and islands located on other continents and in the Indian, Pacific, and Atlantic oceans. Metropolitan France...

| align="center"|

|1981
|-
|State of Rio de Janeiro

Rio de Janeiro (state)

Rio de Janeiro is one of the 27 states of Brazil.Rio de Janeiro has the second largest economy of Brazil behind only São Paulo state.The state of Rio de Janeiro is located within the Brazilian geopolitical region classified as the Southeast...

|Brazil

Brazil

Brazil , officially the Federative Republic of Brazil , is the largest country in South America. It is the world's fifth largest country, both by geographical area and by population with over 192 million people...

| align="center"|

|1999
|-
|Saint Petersburg

Saint Petersburg

Saint Petersburg is a city and a federal subject of Russia located on the Neva River at the head of the Gulf of Finland on the Baltic Sea...

|Russia

Russia

Russia or , officially known as both Russia and the Russian Federation , is a country in northern Eurasia. It is a federal semi-presidential republic, comprising 83 federal subjects...

| align="center"|

|1993
|-
|Wallonia Region
|Belgium

Belgium

Belgium , officially the Kingdom of Belgium, is a federal state in Western Europe. It is a founding member of the European Union and hosts the EU's headquarters, and those of several other major international organisations such as NATO.Belgium is also a member of, or affiliated to, many...

| align="center"|

|1989
|}

Sister cities of Maryland cities and counties

Maryland Jurisdiction	Sister State, Region, or City	Country	Since
Annapolis Annapolis, Maryland Annapolis is the capital of the U.S. state of Maryland, as well as the county seat of Anne Arundel County. It had a population of 38,394 at the 2010 census and is situated on the Chesapeake Bay at the mouth of the Severn River, south of Baltimore and about east of Washington, D.C. Annapolis is...	Annapolis Royal, Nova Scotia Nova Scotia Nova Scotia is one of Canada's three Maritime provinces and is the most populous province in Atlantic Canada. The name of the province is Latin for "New Scotland," but "Nova Scotia" is the recognized, English-language name of the province. The provincial capital is Halifax. Nova Scotia is the...	Canada Canada Canada is a North American country consisting of ten provinces and three territories. Located in the northern part of the continent, it extends from the Atlantic Ocean in the east to the Pacific Ocean in the west, and northward into the Arctic Ocean...	1980
	Dumfries Dumfries Dumfries is a market town and former royal burgh within the Dumfries and Galloway council area of Scotland. It is near the mouth of the River Nith into the Solway Firth. Dumfries was the county town of the former county of Dumfriesshire. Dumfries is nicknamed Queen of the South... , Dumfries and Galloway Dumfries and Galloway Dumfries and Galloway is one of 32 unitary council areas of Scotland. It was one of the nine administrative 'regions' of mainland Scotland created in 1975 by the Local Government etc. Act 1973... , Scotland Scotland Scotland is a country that is part of the United Kingdom. Occupying the northern third of the island of Great Britain, it shares a border with England to the south and is bounded by the North Sea to the east, the Atlantic Ocean to the north and west, and the North Channel and Irish Sea to the...	United Kingdom United Kingdom The United Kingdom of Great Britain and Northern IrelandIn the United Kingdom and Dependencies, other languages have been officially recognised as legitimate autochthonous languages under the European Charter for Regional or Minority Languages...	1987
	Karlskrona Karlskrona Karlskrona is a locality and the seat of Karlskrona Municipality, Blekinge County, Sweden with 35,212 inhabitants in 2010. It is also the capital of Blekinge County. Karlskrona is known as Sweden's only baroque city and is host to Sweden's only remaining naval base and the headquarters of the... , Blekinge County Blekinge County Blekinge County is a county or län in the south of Sweden. It borders the Counties of Skåne, Kronoberg, Kalmar and the Baltic Sea. The capital is Karlskrona...	Sweden Sweden Sweden , officially the Kingdom of Sweden , is a Nordic country on the Scandinavian Peninsula in Northern Europe. Sweden borders with Norway and Finland and is connected to Denmark by a bridge-tunnel across the Öresund....	1994

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|Newport

Newport

Newport is a city and unitary authority area in Wales. Standing on the banks of the River Usk, it is located about east of Cardiff and is the largest urban area within the historic county boundaries of Monmouthshire and the preserved county of Gwent...

, Wales

Wales

Wales is a country that is part of the United Kingdom and the island of Great Britain, bordered by England to its east and the Atlantic Ocean and Irish Sea to its west. It has a population of three million, and a total area of 20,779 km²...

Niterói

Niterói is a municipality in the state of Rio de Janeiro, southeast region of Brazil. It has an estimated population of 487,327 inhabitants and an area of ², being the sixth most populous city in the state and the highest Human Development Index. Integrates the Metropolitan Region of Rio de...

, Rio de Janeiro

Rio de Janeiro (state)

|Brazil
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|1982
|-
|Redwood City, California

Redwood City, California

Redwood City is a California charter city located on the San Francisco Peninsula in Northern California, approximately 27 miles south of San Francisco, and 24 miles north of San Jose. Redwood City's history spans from its earliest inhabitation by the Ohlone people, to its tradition as a port for...

|USA
| align="center"|

|1976
|-
|Tallinn

Tallinn

Tallinn is the capital and largest city of Estonia. It occupies an area of with a population of 414,940. It is situated on the northern coast of the country, on the banks of the Gulf of Finland, south of Helsinki, east of Stockholm and west of Saint Petersburg. Tallinn's Old Town is in the list...

, Harju County

Harju County

Harju County , or Harjumaa , nowadays one of 15 counties of Estonia. It is situated in northern Estonia, on the south coast of the Gulf of Finland, and borders Lääne-Viru County to the east, Järva County to the south-east, Rapla County to the south, and Lääne County to the south-west.528,468 people...

|Estonia

Estonia

| align="center"|

|1999
|-
|Wexford

Wexford

Wexford is the county town of County Wexford, Ireland. It is situated near the southeastern corner of Ireland, close to Rosslare Europort. The town is connected to Dublin via the M11/N11 National Primary Route, and the national rail network...

, County Wexford

County Wexford

County Wexford is a county in Ireland. It is part of the South-East Region and is also located in the province of Leinster. It is named after the town of Wexford. In pre-Norman times it was part of the Kingdom of Uí Cheinnselaig, whose capital was at Ferns. Wexford County Council is the local...

|Ireland

Ireland

Ireland is an island to the northwest of continental Europe. It is the third-largest island in Europe and the twentieth-largest island on Earth...

| align="center"|

|1993
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|rowspan=11|Baltimore

Baltimore

Baltimore is the largest independent city in the United States and the largest city and cultural center of the US state of Maryland. The city is located in central Maryland along the tidal portion of the Patapsco River, an arm of the Chesapeake Bay. Baltimore is sometimes referred to as Baltimore...

|Alexandria

Alexandria

Alexandria is the second-largest city of Egypt, with a population of 4.1 million, extending about along the coast of the Mediterranean Sea in the north central part of the country; it is also the largest city lying directly on the Mediterranean coast. It is Egypt's largest seaport, serving...

, Alexandria Governorate
|Egypt

Egypt

Egypt , officially the Arab Republic of Egypt, Arabic: , is a country mainly in North Africa, with the Sinai Peninsula forming a land bridge in Southwest Asia. Egypt is thus a transcontinental country, and a major power in Africa, the Mediterranean Basin, the Middle East and the Muslim world...

| align="center"|

|1995
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|Ashkelon

Ashkelon

Ashkelon is a coastal city in the South District of Israel on the Mediterranean coast, south of Tel Aviv, and north of the border with the Gaza Strip. The ancient seaport of Ashkelon dates back to the Neolithic Age...

, South District

South District (Israel)

The Southern District is one of Israel's six administrative districts, and is the largest in terms of land area as well as the most sparsely populated. It covers most of the Negev desert, as well as the Arabah valley. The population of the Southern District is 1,002,400. It is 86% Jewish and 14%...

|Israel

Israel

The State of Israel is a parliamentary republic located in the Middle East, along the eastern shore of the Mediterranean Sea...

| align="center"|

|2005
|-
|Bremerhaven

Bremerhaven

Bremerhaven is a city at the seaport of the free city-state of Bremen, a state of the Federal Republic of Germany. It forms an enclave in the state of Lower Saxony and is located at the mouth of the River Weser on its eastern bank, opposite the town of Nordenham...

|Germany

Germany

Germany , officially the Federal Republic of Germany , is a federal parliamentary republic in Europe. The country consists of 16 states while the capital and largest city is Berlin. Germany covers an area of 357,021 km2 and has a largely temperate seasonal climate...

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|2007
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|Gbarnga

Gbarnga

Gbarnga is the capital city of Bong County, Liberia, lying north east of Monrovia. Bong County is one of the over 13 political subdivisions of Liberia known as counties. During the First Liberian Civil War, it was the base for Charles Taylor's National Patriotic Front of Liberia...

, Bong County

Bong County

|Liberia
| align="center"|

|1973
|-
|Genoa

Genoa

Genoa |Ligurian]] Zena ; Latin and, archaically, English Genua) is a city and an important seaport in northern Italy, the capital of the Province of Genoa and of the region of Liguria....

, Liguria

Liguria

Liguria is a coastal region of north-western Italy, the third smallest of the Italian regions. Its capital is Genoa. It is a popular region with tourists for its beautiful beaches, picturesque little towns, and good food.-Geography:...

|Italy

Italy

Italy , officially the Italian Republic languages]] under the European Charter for Regional or Minority Languages. In each of these, Italy's official name is as follows:;;;;;;;;), is a unitary parliamentary republic in South-Central Europe. To the north it borders France, Switzerland, Austria and...

| align="center"|

|1985
|-
|Kawasaki

Kawasaki, Kanagawa

is a city located in Kanagawa Prefecture, Japan, between Tokyo and Yokohama. It is the 9th most populated city in Japan and one of the main cities forming the Greater Tokyo Area and Keihin Industrial Area....

, Kanagawa Prefecture
|Japan
| align="center"|

|1978
|-
|Luxor

Luxor

Luxor is a city in Upper Egypt and the capital of Luxor Governorate. The population numbers 487,896 , with an area of approximately . As the site of the Ancient Egyptian city of Thebes, Luxor has frequently been characterized as the "world's greatest open air museum", as the ruins of the temple...

, Luxor Governorate
|Egypt
| align="center"|

|1981
|-
|Odessa

Odessa

Odessa or Odesa is the administrative center of the Odessa Oblast located in southern Ukraine. The city is a major seaport located on the northwest shore of the Black Sea and the fourth largest city in Ukraine with a population of 1,029,000 .The predecessor of Odessa, a small Tatar settlement,...

, Odessa Oblast

Odessa Oblast

Odesa Oblast, also written as Odessa Oblast , is the southernmost and largest oblast of south-western Ukraine. The administrative center of the oblast is the city of Odessa.-History:...

|Ukraine

Ukraine

Ukraine is a country in Eastern Europe. It has an area of 603,628 km², making it the second largest contiguous country on the European continent, after Russia...

| align="center"|

|1974
|-
|Piraeus

Piraeus

Piraeus is a city in the region of Attica, Greece. Piraeus is located within the Athens Urban Area, 12 km southwest from its city center , and lies along the east coast of the Saronic Gulf....

, Piraeus Prefecture

Piraeus Prefecture

Piraeus Prefecture was one of the prefectures of Greece. It was part of the Attica region and the Athens-Piraeus super-prefecture. The capital of the prefecture was the city of Piraeus...

|Greece

Greece

Greece , officially the Hellenic Republic , and historically Hellas or the Republic of Greece in English, is a country in southeastern Europe....

| align="center"|

|1982
|-
|Rotterdam

Rotterdam

Rotterdam is the second-largest city in the Netherlands and one of the largest ports in the world. Starting as a dam on the Rotte river, Rotterdam has grown into a major international commercial centre...

, South Holland

South Holland

South Holland is a province situated on the North Sea in the western part of the Netherlands. The provincial capital is The Hague and its largest city is Rotterdam.South Holland is one of the most densely populated and industrialised areas in the world...

|Netherlands

Netherlands

The Netherlands is a constituent country of the Kingdom of the Netherlands, located mainly in North-West Europe and with several islands in the Caribbean. Mainland Netherlands borders the North Sea to the north and west, Belgium to the south, and Germany to the east, and shares maritime borders...

| align="center"|

|1985
|-
|Xiamen

Xiamen

Xiamen , also known as Amoy , is a major city on the southeast coast of the People's Republic of China. It is administered as a sub-provincial city of Fujian province with an area of and population of 3.53 million...

, Fujian

Fujian

' , formerly romanised as Fukien or Huguing or Foukien, is a province on the southeast coast of mainland China. Fujian is bordered by Zhejiang to the north, Jiangxi to the west, and Guangdong to the south. Taiwan lies to the east, across the Taiwan Strait...

|China
| align="center"|

|1985
|-
|rowspan=2|Columbia

Columbia, Maryland

Columbia is a planned community that consists of ten self-contained villages, located in Howard County, Maryland, United States. It began with the idea that a city could enhance its residents' quality of life. Creator and developer James W. Rouse saw the new community in terms of human values, not...

|Cergy-Pontoise

Cergy-Pontoise

Cergy-Pontoise is a new town in France, in the Val d'Oise département, northwest of Paris on the Oise River. It owes its name to two of the communes that it covers, Cergy and Pontoise....

, Île-de-France

Île-de-France (région)

Île-de-France is the wealthiest and most populated of the twenty-two administrative regions of France, composed mostly of the Paris metropolitan area....

|France

France

| align="center"|

|1977
|-
|Tres Cantos

Tres Cantos

Tres Cantos is a township and municipality located in the autonomous community of Madrid, Spain, some 22 km north of the capital city, Madrid. As a "satellite city" of Madrid which was conceived by urban planners as recently as the 1970s, it is the youngest incorporated municipality in Spain, with...

, Community of Madrid
|Spain

Spain

Spain , officially the Kingdom of Spain languages]] under the European Charter for Regional or Minority Languages. In each of these, Spain's official name is as follows:;;;;;;), is a country and member state of the European Union located in southwestern Europe on the Iberian Peninsula...

| align="center"|

|1990
|-
|Cumberland

Cumberland, Maryland

Cumberland is a city in the far western, Appalachian portion of Maryland, United States. It is the county seat of Allegany County, and the primary city of the Cumberland, MD-WV Metropolitan Statistical Area. At the 2010 census, the city had a population of 20,859, and the metropolitan area had a...

|Tapa

Tapa, Estonia

Tapa is a town in Lääne-Viru County, Estonia. Located at the junction of the country's Tallinn-Narva and Tallinn-Tartu-Valga railway lines, it is an important centre of transit for freight as well as rail passengers...

, Lääne-Viru County
|Estonia
| align="center"|

|2000
|-
|rowspan=3|Frederick

Frederick, Maryland

Frederick is a city in north-central Maryland. It is the county seat of Frederick County, the largest county by area in the state of Maryland. Frederick is an outlying community of the Washington-Arlington-Alexandria, DC-VA-MD-WV Metropolitan Statistical Area, which is part of a greater...

|Aquiraz

Aquiraz

Aquiraz is the thirteenth largest city in the state of Ceará, located on the nation's northeast coast, a popular vacation destination.- History :...

, Ceará

Ceará

Ceará is one of the 27 states of Brazil, located in the northeastern part of the country, on the Atlantic coast. It is currently the 8th largest Brazilian State by population and the 17th by area. It is also one of the main touristic destinations in Brazil. The state capital is the city of...

|Brazil
| align="center"|

|2006
|-
|Mörzheim, Rhineland-Palatinate

Rhineland-Palatinate

Rhineland-Palatinate is one of the 16 states of the Federal Republic of Germany. It has an area of and about four million inhabitants. The capital is Mainz. English speakers also commonly refer to the state by its German name, Rheinland-Pfalz ....

|Germany

Germany

| align="center"|

|1982
|-
|Schifferstadt

Schifferstadt

Schifferstadt is a town in the Rhein-Pfalz-Kreis, in Rhineland-Palatinate, Germany.It is situated approx. 12 km southwest of Ludwigshafen and 6 km northwest of Speyer.- History :...

, Rhineland-Palatinate
|Germany
| align="center"|

|1982
|-
|Frostburg

Frostburg, Maryland

Frostburg is a city in Allegany County, Maryland, United States located at the head of the Georges Creek Valley. It is part of the Cumberland, MD-WV Metropolitan Statistical Area. The population was 7,873 at the 2000 census...

|Viljandi

Viljandi

Viljandi is a town and municipality in southern Estonia with a population of 19,150 . It is the capital of Viljandi County. The town was first mentioned in 1283, upon being granted its town charter by Wilhelm von Endorpe....

, Viljandi County

Viljandi County

Viljandi County , is one of 15 counties of Estonia. It is located in southern Estonia bordering Pärnu, Järva, Jõgeva, Tartu and Valga counties. 55,657 people live in Viljandi County – constituting 4.2% of the total population in Estonia ....

|Estonia
| align="center"|

|2000
|-
|Grantsville

Grantsville, Maryland

Grantsville is a town in Garrett County, Maryland, United States. The population was 619 at the 2000 census.-History:Grantsville, 1/2 mile west of the Casselman River, began as a small Amish and Mennonite settlement, called Tomlinson's or Little Crossing, along Braddock rd., which wound westward...

|Tõrva

Tõrva

Tõrva is a town and municipality in Valga County, southern Estonia. It is situated on the banks of Õhne River. Tõrva has an area of and a population of 3,101 , making it the second largest of the three towns in Valga County....

, Valga County

Valga County

Valga County , or Valgamaa, is one of 15 counties of Estonia. Its capital is Valga, which is located on the Estonian-Latvian border. It is situated in southern part of the country and borders Põlva County and Võru County to the east, Latvia to the south and to the west, Viljandi County and Tartu...

|Estonia
| align="center"|

|2000
|-
|Hagerstown

Hagerstown, Maryland

Hagerstown is a city in northwestern Maryland, United States. It is the county seat of Washington County, and, by many definitions, the largest city in a region known as Western Maryland. The population of Hagerstown city proper at the 2010 census was 39,662, and the population of the...

|Wesel

Wesel

Wesel is a city in North Rhine-Westphalia, Germany. It is the capital of the Wesel district.-Division of the town:Suburbs of Wesel include Lackhausen, Obrighoven, Ginderich, Feldmark,Fusternberg, Büderich, Flüren and Blumenkamp.-History:...

, North Rhine-Westphalia

North Rhine-Westphalia

North Rhine-Westphalia is the most populous state of Germany, with four of the country's ten largest cities. The state was formed in 1946 as a merger of the northern Rhineland and Westphalia, both formerly part of Prussia. Its capital is Düsseldorf. The state is currently run by a coalition of the...

|Germany
| align="center"|

|1952
|-
|Havre de Grace

Havre de Grace, Maryland

Havre de Grace is a city in Harford County, Maryland, United States. Located at the mouth of the Susquehanna River and the head of the Chesapeake Bay, Havre de Grace is named after the port city of Le Havre, France, which was first named Le Havre de Grâce, meaning in French "Harbor of Grace." As...

|Sillamäe

Sillamäe

Sillamäe is a town in Ida-Viru County in the northern part of Estonia, on the southern coast of the Gulf of Finland. It has a population of 16,183 and covers an area of 10.54 km²...

, Ida-Viru County

Ida-Viru County

Ida-Viru County , or Ida-Virumaa, is one of 15 counties of Estonia. It is the most north-eastern part of the country. The county contains large deposits of oil shale - the main mineral mined in Estonia. As oil shale is used in thermal power plants, the earth in Ida-Viru literally holds the largest...

|Estonia
| align="center"|

|2000
|-
|McHenry

McHenry, Maryland

McHenry is a small community located in Garrett County, Maryland on the northern most shore of Deep Creek Lake.Located on the outskirts of McHenry is the Garrett County Airport, Wisp Ski Resort, and Golf Club at Wisp....

|Otepää

Otepää

Otepää is a town in Valga County, southern Estonia, it's the administrative centre of Otepää Parish. Town has a population of 2,189 . Otepää is a popular skiing resort, popularly known as the "winter capital" of Estonia...

, Valga County
|Estonia
| align="center"|

|2000
|-
|Oakland

Oakland, Maryland

Oakland is a town in the west-central part of Garrett County, Maryland, United States. With a population of 1,925 according to United States Census 2010 figures, it is the most populated community in Garrett County...

|Valga, Valga County
|Estonia
| align="center"|

|2000
|-
|rowspan=2|Ocean City

Ocean City, Maryland

Ocean City, sometimes known as OC, or OCMD, is an Atlantic Ocean resort town in Worcester County, Maryland, United States. Ocean City is widely known in the Mid-Atlantic region of the United States and is a frequent destination for vacationers in that area...

|Finale Ligure

Finale Ligure

Finale Ligure is a comune on the Gulf of Genoa in the Province of Savona in Liguria, Italy. It is considered part of the Italian Riviera.-Geography:...

, Liguria
|Italy
| align="center"|

|1996
|-
|Pärnu

Pärnu

Pärnu is a city in southwestern Estonia on the coast of Pärnu Bay, an inlet of the Gulf of Riga in the Baltic Sea. It is a popular summer vacation resort with many hotels, restaurants, and large beaches. The Pärnu River flows through the city and drains into the Gulf of Riga...

, Pärnu County

Pärnu County

Pärnu County , or Pärnumaa , is one of 15 counties of Estonia. It is situated in south-western part of the country, on the coast of Gulf of Riga, and borders Lääne and Rapla counties to the north, Järva and Viljandi counties to the east, and Latvia to the south...

|Estonia
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|2003
|-
|rowspan=3|Prince George's County

Prince George's County, Maryland

Prince George's County is a county located in the U.S. state of Maryland, immediately north, east, and south of Washington, DC. As of 2010, it has a population of 863,420 and is the wealthiest African-American majority county in the nation....

|Rishon Le Zion, Center District

Center District (Israel)

The Central District of Israel is one of six administrative districts, including most of the Sharon region. The district capital is Ramla. It is further divided into 4 sub-districts: Petah Tikva, Ramla, Sharon and Rehovot. The district's largest city is Rishon LeZion. Its population as of 2008 was...

|Israel
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|1990
|-
|Royal Bafokeng Nation

Royal Bafokeng Nation

The Royal Bafokeng Nation is the ethnic homeland of the Bafokeng people, a Setswana-speaking traditional community. The monarchy covers in the North West Province of South Africa. The administrative capital is Phokeng, near Rustenburg. "Bafokeng" is used to refer to both the tribal grouping as...

, North West Province

North West (South African province)

North West is a province of South Africa. Its capital is Mafikeng. The province is located to the west of the major population centre of Gauteng.-History:...

|South Africa

South Africa

The Republic of South Africa is a country in southern Africa. Located at the southern tip of Africa, it is divided into nine provinces, with of coastline on the Atlantic and Indian oceans...

| align="center"|

|1998
|-
|Ziguinchor

Ziguinchor

Ziguinchor is the capital of the Ziguinchor Region, and the chief town of the Casamance area of Senegal, lying at the mouth of the Casamance River. It has a population of over 230,000...

, Casamance

Casamance

Casamance is the area of Senegal south of The Gambia including the Casamance River. It consists of Basse Casamance and Haute Casamance...

|Senegal

Senegal

Senegal , officially the Republic of Senegal , is a country in western Africa. It owes its name to the Sénégal River that borders it to the east and north...

| align="center"|

|1987
|-
|Rockville

Rockville, Maryland

Rockville is the county seat of Montgomery County, Maryland, United States. It is a major incorporated city in the central part of Montgomery County and forms part of the Baltimore-Washington Metropolitan Area. The 2010 U.S...

|Pinneberg

Pinneberg

Pinneberg is a town in Schleswig-Holstein, capital of the district Pinneberg in Germany. The town has 42,301 inhabitants. Pinneberg is located 18 km northwest of Hamburg....

, Schleswig-Holstein

Schleswig-Holstein

Schleswig-Holstein is the northernmost of the sixteen states of Germany, comprising most of the historical duchy of Holstein and the southern part of the former Duchy of Schleswig...

|Germany
| align="center"|

|1957
|-
|rowspan=2|Salisbury

Salisbury, Maryland

-Demographics:Salisbury is the principal city of the Salisbury-Ocean Pines CSA, a Combined Statistical Area that includes the Salisbury metropolitan area and the Ocean Pines micropolitan area , which had a combined population of 176,657 at the 2010 census.As of the census of 2000, there were...

|Salisbury

Salisbury

Salisbury is a cathedral city in Wiltshire, England and the only city in the county. It is the second largest settlement in the county...

, Wiltshire

Wiltshire

Wiltshire is a ceremonial county in South West England. It is landlocked and borders the counties of Dorset, Somerset, Hampshire, Gloucestershire, Oxfordshire and Berkshire. It contains the unitary authority of Swindon and covers...

, England

England

England is a country that is part of the United Kingdom. It shares land borders with Scotland to the north and Wales to the west; the Irish Sea is to the north west, the Celtic Sea to the south west, with the North Sea to the east and the English Channel to the south separating it from continental...

Tartu

Tartu is the second largest city of Estonia. In contrast to Estonia's political and financial capital Tallinn, Tartu is often considered the intellectual and cultural hub, especially since it is home to Estonia's oldest and most renowned university. Situated 186 km southeast of Tallinn, the...

, Tartu County

Tartu County

Tartu County , or Tartumaa , is one of 15 counties of Estonia.It is located in eastern Estonia bordering Põlva County, Valga County, Viljandi County and Jõgeva County....

|Estonia
| align="center"|

|1999
|-
|Westminster

Westminster, Maryland

Westminster is a city in northern Maryland, United States. It is the seat of Carroll County. The city's population was 18,590 at the 2010 census. Westminster is an outlying community within the Baltimore-Towson, MD MSA, which is part of a greater Washington-Baltimore-Northern Virginia, DC-MD-VA-WV...

|Paide

Paide

Paide is the capital of Järva County, Estonia.A castle built by the Livonian Brothers of the Sword is located here. The town was formally founded 30 September 1291 by Halt, master of the Livonian Order....

, Järva County

Järva County

Järva County , or Järvamaa , is one of 15 counties of Estonia. It is situated in central part of the country and borders Lääne-Viru County to the east, Jõgeva County to the south-east, Viljandi County to the south, Pärnu County to the south-west, Rapla County to the west, and Harju County to the...

|Estonia
| align="center"|

|2002
|}

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