Regional Structure

Pacific Region

Alaska
Arizona
California
Hawaii
Nevada
Oregon
Washington

North Atlantic Region

Connecticut
Maine
Massachusetts
New Hampshire
New York
Rhode Island
Vermont

Central Region

Arkansas
Illinois
Indiana
Iowa
Michigan
Minnesota
Missouri
North Dakota
Ohio
South Dakota
Kansas
Wisconsin

Mountain Region

Colorado
Idaho
Montana
Nebraska
New Mexico
Oklahoma
Texas
Utah
Wyoming

Mid-Atlantic Region

District of Columbia
Delaware
Maryland
New Jersey
Pennsylvania
Virginia
West Virginia

South Atlantic Region

Alabama
Florida
Georgia
Kentucky
Louisiana
Mississippi
North Carolina
Puerto Rico
South Carolina
Tennessee