High Intelligence
- 41
- Cleveland Area Mensa
- The North Coast of Ohio, with members as far east as Ashtabula, as far west as Sandusky.
- 51
- Mid-Michigan Mensa
- Provides events calendar and contact details for officers and steering committee.
- 58
- Kentuckiana Mensa
- Encompasses the area around Louisville (including southern Indiana) and south from Louisville to the Tennessee border. Includes information about membership, FAQ and a directory of officers.