Royal Canadian Army Service Corps
- Memorial site for former members of the corps. Site has memorials, photo albums, contact information and links to other related associations.
- http://www.rcasc.org/

Ottawa Valley Associated Railroaders
- Enthusiasts of model and prototype railroading. Club information, events, links to train resources.
- http://www.ovar.ca/

AN QUAICH, The Scotch Malt Whisky Society of Canada
- Information about society events, whiskies, whisky making process, and how to drink and taste whisky.
- http://www.anquaich.ca/

Canton of Caldrithig
- Local chapter of Society for Creative Anachronism, which is dedicated to researching and recreating the period of time between 600 AD and 1600-1650 AD. Includes calendar, information about activities, and notices.
- http://skraeling.sca.org/caldrithig/

National Capital Kin Club
- Local branch of the Kinsmen & Kinette service clubs. Club, event and news information.
- http://www.ottawakin.ca

National Capital Sommelier Guild
- Wine appreciation society for public and trade. Site has membership, society news, events, offers, wine links and contact details.
- http://www.sommelierguild.com/

Ottawa Science Fiction Society
- Sci-fi enthusiasts. Membership and event information.
- http://www.ncf.ca/osfs/

Rotary Club of West Ottawa
- Club for western area of central Ottawa. Information about meetings, projects, events, club members, club history are provided.
- http://www.rcwo.org/