New England region. Connecticut ; Maine ; Massachusetts ; New Hampshire ; Rhode Island ; Vermont
Mid-Atlantic region. Delaware ; Maryland ; Washington, D.C. ; New Jersey ; New York ; Pennsylvania
Upper South region. Kentucky ; North Carolina ; Tennessee ; Virginia ; West Virginia
Lower South region. Alabama ; Florida ; Georgia ; Mississippi ; South Carolina
Great Lakes region. Illinois ; Indiana ; Michigan ; Ohio ; Wisconsin
North Central region. Iowa ; Minnesota ; Nebraska ; North Dakota ; South Dakota
South Central region. Arkansas ; Kansas ; Louisiana ; Missouri ; Oklahoma ; Texas
Rocky Mountain region. Arizona ; Colorado ; Montana ; New Mexico ; Utah ; Wyoming
West region. California ; Idaho ; Nevada ; Oregon ; Washington
Noncontiguous region. Alaska ; Hawaii.
