Silicon Valley Java Users Group (SVJUG)
- Includes group information, meeting history, mailing list information, and job listings.
- https://svjug.dev.java.net/

Mountain View Java Users Group
- Includes mailing list and meeting information.
- http://sandbox.xerox.com/mtvjug/

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

Javatopia
- San Diego-area information portal; includes resources on current job market, news, and forums.
- http://www.javatopia.net/

Marin Java Discussion Group
- Mailing list signup and meeting schedule.
- http://www.jera.com/marinjava/

Sacramento Java User Group
- Include meeting information, mailing list signup, and job postings.
- http://www.sacjug.org/

Orange County Java User Group (OCJUG)
- California group information, includes meeting history, directions, mailing list, and job forum.
- http://www.ocjug.org/

SDForum Java Special Interest Group
- Palo Alto. Group information, includes meeting information, archives, directions, mailing list signup, and resource collection.
- http://www.sdforum.org/sigs/java

Los Angeles Java Users' Group (LAJUG)
- Includes meeting history, directions, mailing list signup, and job listings.
- http://www.lajug.org/