List of regions of the United States

List of regions of the United States
The four United States Census Bureau regions separated by color, with the nine divisions further separated by shading.

The 'List of regions of the United States provides links to both interstate and intrastate regions.


Interstate regions

Official U.S. regions

Many regions in the United States are defined in law or regulations by the federal government.

Census Bureau-designated areas

US Census Regions and Divisions

Regional divisions used by the United States Census Bureau:[1]

Standard Federal Regions

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. However, the OMB must still approve any departures.

  • 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

Federal Reserve districts

The Federal Reserve Act of 1913 divided the country into twelve districts with a central Federal Reserve Bank in each district. These twelve Federal Reserve Banks together form a major part of the Federal Reserve System, the central banking system of the United States.

Time Zones

U.S. time zones

Courts of Appeals circuits

U.S. Courts of Appeals circuits

Unofficial U.S. multi-state regions

The Belts

Interstate metropolitan areas

Interstate megalopolises

(Megapolitan area, Megalopolis)

Intrastate regions


Map of Alabama regions


The Alaska Panhandle


The Arizona Strip


  • Northern Arkansas
  • Crowley's Ridge
  • the Delta
  • Northwest Arkansas
  • Central Arkansas
  • the River Valley
  • Southern Arkansas



An enlargeable map of the Front Range Urban Corridor of Colorado and Wyoming


Greater Bridgeport Region in location to other officially recognized Connecticut regions with regional governments.
Connecticut Panhandle and "The Oblong"

In Connecticut, there are 15 official regions, each with a regional government that serves for the absence of county government in Connecticut. There are also a fair number of unofficial regions in Connecticut with no regional government.



The First Coast
Florida Panhandle


Physiographic Regions of Georgia



Idaho Panhandle


Southern Illinois is also known as "Little Egypt".


Regions of Indiana




Kentucky's regions (click on image for color coding information.)


Map of Louisiana regions



Geographic regions of Maryland


Berkshire region of Massachusetts


Lower Peninsula of Michigan
Upper Peninsula of Michigan


Regions of Minnesota



Missouri Bootheel



Nebraska Panhandle


New Hampshire

New Jersey

New Mexico

New York

Regions of New York as defined by the New York State Department of Economic Development

North Carolina

NC regions.png

North Dakota


  The area roughly coboured by the Great Black Swamp


Oklahoma Panhandle


Oregon topography
Oregon's high desert county


Rhode Island

South Carolina

Major Regions

Travel/Tourism Regions

Geographical Regions

Other Regions

South Dakota


Grand Divisions

Geographic Divisions


Texas Panhandle




Map of the Shenandoah Valley


West Virginia


Door Peninsula


See also


Wikimedia Foundation. 2010.

Look at other dictionaries:

  • List of capitals in the United States — Washington, D.C. has been the capital of the United States since 1800. Eight other cities have served as the meeting place for Congress and are therefore considered to have once been the capital of the United States. In addition, each of the 50 U …   Wikipedia

  • List of mammals in the United States — This is a list of the mammal species recorded in the United States. There are 424 mammal species in the United States, of which 3 are critically endangered, 15 are endangered, 23 are vulnerable, and 2 are near threatened.3 of the species listed… …   Wikipedia

  • List of belt regions of the United States — The belt regions of the United States originally referred to the growing regions of various crops, but usage has expanded to other climatic, economic and cultural concentrations. The agricultural regions generally follow lines of latitude, hence… …   Wikipedia

  • List of ecoregions in the United States (EPA) — This list of ecoregions in the United States provides an overview of United States ecoregions designated by the U.S. Environmental Protection Agency (EPA) and the Commission for Environmental Cooperation (CEC). The CEC was established in 1994 by… …   Wikipedia

  • List of areas in the United States National Park System — National Park Service logo. The National Park System of the United States is the collection of physical properties owned or administered by the National Park Service. This includes all areas designated National Parks and most National Monuments,… …   Wikipedia

  • List of mammals in the United States Minor Outlying Islands — This is a list of the mammal species recorded in the United States Minor Outlying Islands. There are 5 mammal species in the United States Minor Outlying Islands, all of which are marine mammals. [This list is derived from the IUCN Red List which …   Wikipedia

  • Historic regions of the United States — These are historic regions of the United States, meaning regions that were legal entities in the past, or which the average modern American would no longer immediately recognize as a regional description.Colonial era (before 1776)The Thirteen… …   Wikipedia

  • List of National Parks of the United States — 1938 poster for Yellowstone National Park The United States has 58 protected areas known as national parks, which are operated by the National Park Service, an agency of the Department of the Interior. National parks must be established by an act …   Wikipedia

  • The United States of America —     The United States of America     † Catholic Encyclopedia ► The United States of America     BOUNDARIES AND AREA     On the east the boundary is formed by the St. Croix River and an arbitrary line to the St. John, and on the north by the… …   Catholic encyclopedia

  • List of political parties in the United States — This is a list of political parties in the United States, both past and present. This is an incomplete list, which may never be able to satisfy particular standards for completeness. You can help by expanding it with reliably sourced entries.… …   Wikipedia

Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”