San Diego Delphi Users Group
- Includes meeting times and subjects.
- http://www.sddug.slctnet.com/

Oceanside Mac Users Group
- Oceanside, CA. Special interest groups, list of board and chairpersons, membership information, links, and glossary.
- http://www.omug.net/

San Diego Java Users Group
- Includes meeting information, past presentations, and mailing list.
- http://www.sdjug.com/

San Diego Mac Users Group
- Meeting and event schedule, special interest groups, message boards, classified ads, community service, and membership information.
- http://www.sdmug.org/

SDLUG
- The San Diego Linux Users Group supports professional developers and system administrators in San Diego with national speakers, meetings and the SDLUGFest.
- http://www.sdlug.org/

San Diego PC User Group
- San Diego, California group which holds monthly meetings and bi-weekly educational programs and workshops.
- http://sdpcug.org/