List of States by Region 

Central

Illinois
Indiana
Iowa 
Kentucky
Michigan
Minnesota
Missouri 
Ohio
Wisconsin

Northern 

Connecticut
Delaware 
Maine
Maryland
Massachusetts
New Hampshire
New Jersey
New York
Pennsylvania
Rhode Island
Vermont

Pacific   

Alaska
Arizona
California
Hawaii
Nevada
Oregon
Utah
Washington

Southern

Alabama
Arkansas
Florida
Georgia
Louisiana
Mississippi
North Carolina
South Carolina
Tennessee
Virginia
West Virginia

Western

Colorado
Idaho
Kansas
Montana
Nebraska
New Mexico
North Dakota
Oklahoma
South Dakota
Texas
Wyoming