California – San Luis Obispo, Orange, Kern, Riverside (less Coachella Valley), San Bernardino, Santa Barbara, Ventura and Los Angeles counties

Eastern – New York and part of New Jersey

Florida – Florida

Hawaii – Hawaiian Islands and Guam

Intermountain – Colorado, Idaho, Montana, Utah, Wyoming and all of Nevada except the city of Reno

International – Foreign members

Mid-Atlantic – Maryland, West Virginia, Virginia and District of Columbia

Middle States – Delaware, Pennsylvania and part of New Jersey

Midwest – Illinois, Indiana, Michigan, Ohio and Wisconsin

Missouri Valley – lowa, Kansas, Missouri, Nebraska and Oklahoma

National – American citizens or legal immigrants working outside the continental United States, Hawaii and Guam

New England – Connecticut, Maine, Massachusetts, New Hampshire, Rhode Island and Vermont

Northern – Minnesota, North Dakota and South Dakota

Northern California – Northern California and the city of Reno, Nevada

Pacific Northwest – Washington, Oregon and Alaska

Southeast Asia – Singapore, Brunei, Malaysia, Indonesia and Thailand

San Diego – San Diego and Imperial counties, and the Coachella Valley

Southern – Alabama, Arkansas, Georgia, Kentucky, Louisiana, Mississippi, North Carolina, South Carolina, Tennessee and the city of Texarkana, Texas

Southwest – Arizona, New Mexico and the city of El Paso, Texas

Texas – All of Texas except El Paso and Texarkana

U.S. territories and Canada – Canada, American Samoa, Virgin Islands, Northern Marianas Island, Puerto Rico and freely-associated states in Marshall Islands