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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.

  • San Francisco
  • Minneapolis
  • New York
  • Boston
  • Kansas City
  • Chicago
  • Cleveland
  • Philadelphia
  • Dallas
  • St. Louis
  • Atlanta
  • Richmond

Time Zones[]

U.S. time zones

  • Hawaii-Aleutian time zone (Hawaii)
  • Alaska Time Zone (Alaska)
  • Pacific Time Zone
  • Mountain Time Zone
  • Central Time Zone
  • Eastern Time Zone
  • Atlantic Time Zone (Puerto Rico)

Courts of Appeals circuits[]

U.S. Courts of Appeals circuits

  • First Circuit
  • Second Circuit
  • Third Circuit
  • Fourth Circuit
  • Fifth Circuit
  • Sixth Circuit
  • Seventh Circuit
  • Eighth Circuit
  • Ninth Circuit
  • Tenth Circuit
  • Eleventh Circuit
  • DC Circuit
  • Federal Circuit

Unofficial U.S. multi-state regions[]

The Belts[]

  • Bible Belt
  • Black Belt
  • Cotton Belt
  • Grain Belt
  • Rust Belt
  • Snowbelt
  • Sun Belt

Interstate metropolitan areas[]

Interstate megalopolises[]

(Megapolitan area, Megalopolis)

  • PAM
  • Northeast megalopolis
  • Cascadia
  • ChiPitts
  • SanSan

Intrastate regions[]

Alabama[]

Map of Alabama regions

  • Greater Birmingham
  • Black Belt
  • Central Alabama
  • Alabama Gulf Coast
  • Lower Alabama
  • Mobile Bay
  • North Alabama
  • Northeast Alabama
  • Northwest Alabama
  • South Alabama

Alaska[]

The Alaska Panhandle

  • Arctic Alaska
  • The Bush
  • Alaska Interior
  • Alaska North Slope
  • Alaska Panhandle
  • Aleutian Islands
  • Kenai Peninsula
  • Seward Peninsula
  • Southcentral Alaska
  • Southwest Alaska
  • Tanana Valley
  • Yukon-Kuskokwim Delta
  • Mat‑Su Valley

Arizona[]

The Arizona Strip

  • Arizona Strip
  • Grand Canyon
  • North Central Arizona
  • Northeast Arizona
  • Northern Arizona
  • Phoenix metropolitan area
  • Southern Arizona

Arkansas[]

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

California[]

  • Northern California
  • SanSan Megalopolis
  • Southern California
    • Central Coast (South)
    • Central Valley (South)
    • Channel Islands
    • South Coast
    • Desert Region
      • Eureka Valley
      • Ivanpah Valley
        • Antelope Valley
        • Rainbow Basin
        • Saline Valley
      • Riverside-San Bernardino (Inland Empire)
        • Death Valley
        • Mojave Desert (High Desert)
          • Victor Valley
          • Morongo Basin
        • Coachella Valley (Palm Springs Area)
        • West Valley Region
          • Cucamonga Valley
          • Chino Valley
        • Big Cities Region
        • Mountain Areas
          • San Bernardino Mountains
          • Little San Bernardino Mountains
      • Imperial Valley
        • El Centro metropolitan area
        • Sonoran Desert (Low Desert)
          • Colorado Desert
            • Salton Sink/Salton Sea
      • Owens Valley

Colorado[]

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

  • Central Colorado (part of Southern Rocky Mountains)
  • Colorado Eastern Plains (part of High Plains and Great Plains)
  • Colorado Front Range (part of Front Range Urban Corridor)
  • Colorado Mineral Belt (part of Southern Rocky Mountains)
  • Colorado Western Slope (part of Southern Rocky Mountains and Colorado Plateau)
  • Denver-Aurora Metropolitan Area (part of Front Range Urban Corridor)
  • High Rockies (part of Southern Rocky Mountains)
  • Northwestern Colorado (part of Southern Rocky Mountains)
  • San Luis Valley
  • South-Central Colorado (part of Front Range Urban Corridor)
  • Southwestern Colorado (part of Southern Rocky Mountains and Colorado Plateau)

Connecticut[]

File:Map of Regions of Connecticut highlighting Greater Bridgeport Region.PNG

Greater Bridgeport Region in location to other officially recognised 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.

  • Coastal Connecticut
  • Connecticut Panhandle
  • New York Metropolitan Area/Gold Coast
  • Litchfield Hills
  • Naugatuck River Valley
  • Greater Bridgeport
  • Greater New Haven
  • Greater Hartford
  • Lower Connecticut River Valley
  • Quiet Corner
  • Southeastern Connecticut
  • Southwestern Connecticut


Delaware[]

  • Delaware coast
  • Delaware Valley
  • Cape Region

Florida[]

The First Coast

Florida Panhandle

  • Big Bend
  • Central Florida
    • Greater Orlando
  • Everglades
  • First Coast
  • Florida Heartland
  • Florida Keys
  • Florida Panhandle
    • Emerald Coast
  • Fun Coast
  • Nature Coast
  • North Central Florida
  • South Florida metropolitan area
    • Gold Coast
  • Southwest Florida
  • Space Coast
  • Suncoast
  • Tampa Bay Area
  • Treasure Coast

Georgia[]

Physiographic Regions of Georgia[]

Hawaii[]

  • Hawaii / Big Island
    • Hamakua Coast
    • Puna District
  • Kahoolawe
  • Kauai
  • Lānai
  • Maui
  • Molokai
  • Niihau
  • Northwestern Hawaiian Islands
  • Oahu
  • Tahua

Idaho[]

Idaho Panhandle

  • Idaho Panhandle
  • Magic Valley
  • Treasure Valley
  • Southern Idaho
  • Central Idaho
  • North Idaho
  • Eastern Idaho

Illinois[]

Southern Illinois is also known as "Little Egypt".

Indiana[]

Regions of Indiana

  • East Central Indiana
  • Indianapolis metropolitan area
  • Michiana
  • Northern Indiana
  • Northwest Indiana
  • Southern Indiana
  • Southwestern Indiana
  • Wabash Valley

Iowa[]

Kansas[]

Kentucky[]

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

  • The Bluegrass
  • Central Kentucky
  • Cumberland Plateau
  • Eastern Mountain Coal Fields
  • Kentucky Bend
  • The Knobs
  • Northern Kentucky
  • Pennyroyal Plateau
  • The Purchase
  • Western Coal Fields

Louisiana[]

Map of Louisiana regions

  • Acadiana
  • Cajun Heartland
  • River Parishes
  • Central Louisiana (Cen-La)
  • Florida Parishes
  • French Louisiana (Acadiana + Greater New Orleans)
  • Greater New Orleans
  • North Louisiana

Maine[]

  • Down East
  • High Peaks / Maine Highlands
  • Kennebec Valley
  • Maine Highlands
  • Maine Lake Country
  • Maine North Woods
  • Mid Coast
  • Penobscot Bay
  • Southern Maine Coast
  • Western Maine Mountains

Maryland[]

Geographic regions of Maryland

Massachusetts[]

File:Berkshire ma highlight.png

Berkshire region of Massachusetts

  • The Berkshires (map shown, right)
  • Cape Ann
  • Cape Cod
  • Central Massachusetts
  • Greater Boston
  • List of islands of Massachusetts (includes Martha's Vineyard and Nantucket)
  • Merrimack Valley
  • MetroWest
  • North Shore
  • Pioneer Valley
  • South Coast
  • South Shore
  • Western Massachusetts
  • Southeastern Massachusetts

Michigan[]

Lower Peninsula of Michigan
Upper Peninsula of Michigan

Minnesota[]

Regions of Minnesota

  • Arrowhead Region
  • Boundary Waters
  • Buffalo Ridge
  • Central Minnesota
  • Coulee Region
  • Iron Range
  • Minnesota River Valley
  • North Shore
  • Northwest Angle
  • Pipestone Region
  • Red River Valley
  • Southeast Minnesota
  • Twin Cities Metro

Mississippi[]

Missouri[]

Missouri Bootheel

Montana[]

  • Bighorn Country
  • Eastern Montana
  • The Flathead
  • Glacier National Park
  • South Central Montana
  • Southwestern Montana
  • Western Montana
  • Glacier Country

Nebraska[]

Nebraska Panhandle

  • Nebraska Panhandle
  • Northwest Nebraska
  • Pine Ridge
  • Rainwater Basin
  • Sand Hills
  • Southeast Nebraska
  • Wildcat Hills

Nevada[]

  • Black Rock Desert
  • Lake Tahoe
  • Las Vegas Valley
  • Mojave Desert
  • Pahranagat Valley
  • Sierra Nevada

New Hampshire[]

  • Connecticut River Valley
  • Dartmouth-Lake Sunapee Region (overlaps with Connecticut River Valley)
  • Great North Woods Region
  • Lakes Region
  • Merrimack Valley
    • Golden Triangle
  • Monadnock Region (overlaps with Connecticut River Valley)
  • Seacoast Region
  • White Mountains

New Jersey[]

  • North Jersey
    • Skylands
      • Amwell Valley
      • Black Dirt Region (shared with New York)
      • Great Valley
        • Sussex County Snow Belt
      • Hunterdon Plateau
      • Ridge-and-Valley Appalachians
      • Highlands
      • Somerset Hills
      • The Sourlands
    • Gateway
      • Chemical Coast/Soundshore
      • Gold Coast
        • North Hudson
      • Meadowlands
      • Pascack Valley
      • Raritan Bayshore
      • West Hudson
  • South Jersey
    • Shore Region
      • Northern Headlands
        • Irish Riviera
      • Pine Barrens
      • Bayshore
    • Delaware Valley
      • Pine Barrens
      • The Sourlands
    • Southern Shore
      • Cape May
      • The Glades
      • Tri Cities (Bridgeton, Millville, Vineland)
      • Tri-County Farm Belt
    • Greater Atlantic City Region
      • Pine Barrens
      • Central Corridor Piedmont Region

New Mexico[]

  • Central New Mexico
  • New Mexico Bootheel
  • Eastern New Mexico
  • Northern New Mexico

New York[]

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

  • Downstate New York
  • Upstate New York
    • Western New York
      • Holland Purchase
      • Burned-over district
    • Finger Lakes
    • Leatherstocking Country
    • Central New York
      • Central New York Military Tract
      • Phelps and Gorham Purchase
    • Mohawk Valley
    • Southern Tier
    • Capital District
    • North Country
      • Adirondack Mountains
    • Catskill Mountains
      • Borscht Belt
    • Hudson Valley
      • Shawangunk Ridge
      • Black Dirt Region (shared with New Jersey)

North Carolina[]

NC regions.png

North Dakota[]

  • Badlands
  • Missouri Escarpment
  • Missouri River Corridor
  • Red River Valley

Ohio[]

The Great Black Swamp roughly covered the black area within the green shaded counties.

Oklahoma[]

Oklahoma Panhandle

  • South Central Oklahoma
  • Central Oklahoma
  • Cherokee Outlet
  • Green Country
  • Little Dixie
  • Northwestern Oklahoma
  • Kiamichi Country
  • Southwestern Oklahoma
  • Frontier Country
  • Panhandle

Oregon[]

Oregon topography

Oregon's high desert county

  • The Cascades
  • Central Oregon
  • Columbia River Gorge
  • Columbia Plateau
  • Columbia River
  • Eastern Oregon
  • Goose Lake Valley
  • Harney Basin
  • High Desert
  • Inland Empire
  • Mount Hood Corridor
  • Oregon Coast
  • Palouse
  • Portland Metro
  • Rogue Valley
  • Southern Oregon
  • Treasure Valley
  • Tualatin Valley
  • Warner Valley
  • Western Oregon
  • Willamette Valley

Pennsylvania[]

  • Allegheny National Forest
  • Coal Region
  • Cumberland Valley
  • Delaware Valley
  • Dutch Country
  • Endless Mountains
  • Happy Valley
  • Pennsylvania Highlands Region
  • Laurel Highlands
  • Lehigh Valley
  • Main Line
  • Northern Tier
  • Northeastern Pennsylvania
  • Northwest Region
  • Pittsburgh Metro Area
  • The Poconos
  • South Central Pennsylvania
  • Susquehanna Valley
  • Wyoming Valley
  • Western Pennsylvania

Rhode Island[]

South Carolina[]

Major Regions[]

  • The Upstate
  • The Midlands
  • The Lowcountry

Travel/Tourism Regions[]

  • Grand Strand
  • The Lowcountry & Resort Islands
  • Lake Murray Country
  • Old 96 District
  • Olde English District
  • Pee Dee
  • Santee Cooper Country

Geographical Regions[]

Other Regions[]

  • Rock Hill, South Carolina Area
  • Charleston metropolitan area
  • Columbia Metropolitan Area

South Dakota[]

  • Badlands
  • Black Hills
  • Coteau des Prairies

Tennessee[]

Grand Divisions[]

  • East Tennessee
  • Middle Tennessee
  • West Tennessee

Geographic Divisions[]

Texas[]

Texas Panhandle

Utah[]

  • Cache Valley
  • San Rafael Swell
  • Colorado Plateau
  • Dixie
  • Great Salt Lake Desert
  • Mojave Desert
  • Southeastern Utah
  • Southwestern Utah
  • Uinta Mountains
  • Wasatch Front
  • Wasatch Back
  • Wasatch Range

Vermont[]

  • Northeast Kingdom
  • Champlain Valley
  • Mount Mansfield
  • Green Mountains

Virginia[]

Map of the Shenandoah Valley

Washington[]

  • Central Washington
  • Columbia Plateau
  • Eastern Washington
  • Kitsap Peninsula
  • Long Beach Peninsula
  • Okanogan County
  • Olympic Peninsula
  • Puget Sound
  • San Juan Islands
  • Skagit Valley
  • Tri-Cities
  • Walla Walla Valley
  • Western Washington
  • Yakima Valley

West Virginia[]

  • Eastern Panhandle
    • Potomac Highlands
  • North-Central West Virginia
  • Northern Panhandle
  • Southern West Virginia

Wisconsin[]

Door Peninsula

  • Central Plain
  • Door Peninsula
  • Eastern Ridges and Lowlands
  • Lake Superior Lowland
  • Northern Highland
  • Western Upland

Wyoming[]

  • Grand Teton
  • Powder River Country
  • Yellowstone National Park

See also[]

Notes[]


This page uses content from the English language Wikipedia. The original content was at List of regions of the United States. The list of authors can be seen in the page history. As with this Familypedia wiki, the content of Wikipedia is available under the Creative Commons License.
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