A downtown circulator is a general term in the United States

United States

The United States of America is a federal constitutional republic comprising fifty states and a federal district...

 for a road

Road

A road is a thoroughfare, route, or way on land between two places, which typically has been paved or otherwise improved to allow travel by some conveyance, including a horse, cart, or motor vehicle. Roads consist of one, or sometimes two, roadways each with one or more lanes and also any...

 or bus

Bus

A bus is a road vehicle designed to carry passengers. Buses can have a capacity as high as 300 passengers. The most common type of bus is the single-decker bus, with larger loads carried by double-decker buses and articulated buses, and smaller loads carried by midibuses and minibuses; coaches are...

 system to distribute traffic or people through a downtown

Downtown

Downtown is a term primarily used in North America by English speakers to refer to a city's core or central business district ....

 area.

Specific examples include:

• Miami, Florida
  Miami, Florida
  Miami is a city located on the Atlantic coast in southeastern Florida and the county seat of Miami-Dade County, the most populous county in Florida and the eighth-most populous county in the United States with a population of 2,500,625...
  
  's Downtown Distributor
• Pawtucket, Rhode Island
  Pawtucket, Rhode Island
  Pawtucket is a city in Providence County, Rhode Island, United States. The population was 71,148 at the 2010 census. It is the fourth largest city in the state.-History:...
  
  's Downtown Circulator
• The DC Circulator
  DC Circulator
  The DC Circulator is a bus system in Washington, D.C. The system is a public-private partnership between the District of Columbia Department of Transportation, the Washington Metropolitan Area Transit Authority, and DC Surface Transit, Inc., operated by First Transit.The concept of a separate...
  
   bus system in Washington, D.C.
  Washington, D.C.
  Washington, D.C., formally the District of Columbia and commonly referred to as Washington, "the District", or simply D.C., is the capital of the United States. On July 16, 1790, the United States Congress approved the creation of a permanent national capital as permitted by the U.S. Constitution....
  
  
• Tulsa, Oklahoma
  Tulsa, Oklahoma
  Tulsa is the second-largest city in the state of Oklahoma and 46th-largest city in the United States. With a population of 391,906 as of the 2010 census, it is the principal municipality of the Tulsa Metropolitan Area, a region with 937,478 residents in the MSA and 988,454 in the CSA. Tulsa's...
  
  's Inner Dispersal Loop formed by I-444 (Unsigned) and I-244.
• Kansas City, Missouri
  Kansas City, Missouri
  Kansas City, Missouri is the largest city in the U.S. state of Missouri and is the anchor city of the Kansas City Metropolitan Area, the second largest metropolitan area in Missouri. It encompasses in parts of Jackson, Clay, Cass, and Platte counties...
  
  's downtown freeway loop
  Downtown freeway loop (Kansas City)
  The downtown loop, also nicknamed the "Alphabet Loop", is a complex layout of highways in downtown Kansas City, Missouri involving 23 exits, four Interstate Highways, four U.S. Highways and numerous city streets...
  
  

Circulator bus

A circulator bus is a more generic terms and is a bus serving an area confined to a specific locale, such as a downtown area (downtown circulator) or suburban neighborhood, with connections to major traffic corridors

Highway

A highway is any public road. In American English, the term is common and almost always designates major roads. In British English, the term designates any road open to the public. Any interconnected set of highways can be variously referred to as a "highway system", a "highway network", or a...

.