| By Popularity
| Alphabetical (What's This?)|
- Bay Area Garden Railway Society
Dedicated to large scale, G gauge, live steam, module layouts and the 14th National Garden Railway Convention.
- Highline Kites of Berkeley
Offers kites, parts, accessories, and information on the Berkeley Kite Festival and West Coast Kite Championships.
- Peninsula Channel Commanders RC Airplane Club
- Half Moon Bay
Northern California based club for anyone interested in RC Aviation.
- Random Catch
Alameda, CA juggling club.
- San Francisco Cacophony Society's 1990 Sewer Tour
Combination formal dinner party and tour of the Oakland sewer system.
- San Francisco Gem and Mineral Society
- San Francisco
Mineralogy, field trips, lapidary arts, and Annual August Gem Show.
- Silicon Valley Scale Modelers
Meetings, socializing, and events in the South Bay area.
- South Bay Soaring Society
Radio-controlled glider club.
- Stanford Court Jugglers
- Palo Alto
Meeting and festival information.
- Vietbay Philatelic Society
- San Jose
- Vintage Computer Festival
- Santa Clara
Held to celebrate collecting computers and their history.