Alabama
Central Alabama Mensa, Montgomery-Wiregrass Mensa, North Alabama Mensa, South Coast Mensa
California
Greater Los Angeles Area Mensa, Monterey County Mensa, Northern Nevada Mensa, Orange County Mensa, Sacramento Regional Mensa, San Diego Mensa, San Francisco Regional Mensa
Florida
Broward Mensa, Central Florida Mensa, Manasota Mensa, Miami Mensa, Northwest Florida Mensa, Palm Beach County Mensa, Tallahassee Mensa, Tampa Bay Mensa
Illinois
Chicago Area Mensa, Iowa-Illinois Mensa, Sangamon Valley Mensa Home Page, St. Louis Area Mensa
Michigan
Maumee Valley Mensa, Mensa of Wisconsin, Mid-Michigan Mensa, Northern Michigan Mensa, Southeast Michigan Mensa, Western Michigan Mensa
New York
Central New York Mensa, Greater New York Mensa, Mensa of Northeastern New York, Rochester Area Mensa, Western New York Mensa
Pennsylvania
Central Pennsylvania Mensa, Delaware Valley Mensa Website, Lehigh Valley/Pocono Mensa, Western Pennsylvania Mensa
Texas
East Texas Mensa, Ford Worth Mensa, Gulf Coast Mensa, Lonestar Mensa, North Texas Mensa, Paso Del Norte Mensa, San Antonio Mensa
American Mensa
National chapter of Mensa. Includes news, events, membership information, and directory of local chapters.
American Mensa - Region 1
Northeast Region: from Maine to Northern New Jersey and all of New York State except the Buffalo area.
American Mensa - Region 2
Middle Atlantic Region: covering Delaware, District of Columbia, Maryland, New Jersey, Pennsylvania, and Virginia.
American Mensa - Region 3
Great Lakes and Ohio Valley Region: includes Ohio, Michigan, Kentucky, West Virginia, Western Upstate New York, and Western Pennsylvania.
American Mensa - Region 4
North Central Region: includes Indiana, Illinois, Iowa, Minnesota, St. Louis Area, and Wisconsin.
American Mensa - Region 5
Southeast Region: includes Alabama, Georgia, Mississippi, North Carolina, South Carolina and Tennessee.
American Mensa - Region 6
Southwest Region: includes Arkansas, Louisiana, New Mexico, Oklahoma, and Texas.
American Mensa - Region 8
Pacific Intermountain Region: includes Alaska, Washington, Oregon, Utah, Idaho, Montana, Nevada, and northern California.
American Mensa - Region 9
Far West Region: includes Arizona, Hawaii, Utah, and the southern half of California and Nevada.