| BASCon: Annual slash con, held in the San Francisco area. Most recent is November 7-9, 2003. |
| BayCon: General science fiction and fantasy convention, held in San Jose over Memorial Day Weekend. |
| Blars' Con Listing: Listing of conventions in southern California with links. [Aggressively blocks access to domains he considered "spammers".] |
| California Science Fiction, Fantasy, Horror and Gaming Convention List: A listing of conventions held in California, detailing location, price and accommodations for each. |
| ConDor XI: A media and literature convention that focuses on general science fiction and fantasy. |
| ConJecture 3: Annual science fiction and fantasy convention with an emphasis on literary programming and events. Held in San Diego. |
| Conucopia: 1999 North American Science Fiction Convention: Held August 26-29 in Anaheim. Includes program and image gallery. |
| Darkstar Science Fiction and Gaming Club at UC San Diego: Information on meeting and gaming times, library hours, and activity schedule. |
| Fantastic Frontiers: Holds monthly meetings around Sacramento, also running "Star Struck", July 9, 2005. Site includes event list, Halloween party pictures, and contact information. |
| Los Angeles Science Fantasy Society (LASFS): General information on the North Hollywood group that runs Loscon, an annual convention, which takes place in southern California. Weekly social and business meetings. |
| LosCon: Held annually on Thangsgiving weekend in the Los Angeles area. Includes information on memberships, guests of honor, and hotel for the next convention, links for past conventions, and a history of LosCon. |
| Orange County Science Fiction Club: Monthly meetings in Fullerton. |
| San Diego in 2006 - Westercon 59: A bid for a convention to be held July 1-4. Includes registration form. |
| San Diego Science Fiction Conventions, Inc.: Runs science fiction conventions in the San Diego area. |
| SiliCon 2004: Silicon Valley's annual convention. Located in Sunnyvale, September 3-6, 2004. |
| Silicon Valley in 2007 - Westercon 60: A bid for a convention to be held July 5-8, 2007. Run by SPFII (Society for the Promotion of Fannish Interests, Inc.). |
| Stone Hill SF Association: The oldest SF club in the Tampa Bay area. Meetings once a month. |
| The San Francisco Bay Area Science Fiction Association (BASFA): Social group with weekly meetings. Includes location, schedule, and information on the pun tax rule. |
| USS Defiance, NCC 1717-E: Star Trek fan club in Sacramento California. Site contains general information about meetings, and events, and has a list serv. |