Ohio Kiwanis Division 16W
- A service organization providing officer list, meeting schedule, and contact information.
- http://www.odkidivision16w.org/

Ancient Order of Hibernians
- Includes information on events, conventions and local chapters.
- http://www.aoh-laoh.com

hp-ohio
- Site for fans of Harry Potter who reside in the state of Ohio. Founded to create opportunities for mature HP fans to socialize, discuss and generally be highly nerdy in one another's company.
- http://www.hp-ohio.com

Knights of Pythias, Grand Lodge of Ohio
- A non-sectarian order founded on the principles of friendship, charity, and benevolence. Includes officers, lodge locator and events.
- http://www.seekinglight.com/ohiopythian

Toastmasters International District 40
- Provides information and links to Southern Ohio area Toastmasters clubs.
- http://www.d40toastmasters.org/

Newcomers Club - Ohio
- A directory of clubs and organizations in Ohio, which are designed to give people new to the area the opportunity to meet and develop friendships.
- http://www.newcomersclub.com/oh.html

Ohio Star Wars Collectors Club
- For those who wish to share experiences, make contacts, and generally hobnob with fellow collectors.
- http://www.oswcc.com/

Ohio District Kiwanis International
- Service organization presenting activities, officers, and a calendar of events.
- http://www.ohiokiwanis.org/

Ohio State Moose Association
- Information on Ohio lodges, news, and activities.
- http://www.ohiomoose.com/

Ohio Jaycees
- Provides young people the opportunity to grow in areas of personal and professional leadership skills through community service.
- http://www.ohiojaycees.org/

Ohio Elks Association
- Provides event, officer, committee and local lodge information.
- http://web-ster.net/ohioelks/

The Grand Lodge of Free and Accepted Masons of Ohio
- Provides information on the grand master, membership, and masonic links.
- http://www.freemason.com/