Amateur
- 1161
- Antelope Valley Amateur Radio Club
- Includes membership information, newsletters and meeting schedule. Lancaster.
- 1162
- California Polytechnic State University Amateur Radio Club
- Resource includes college and club information, activities, mailing lists, and links.
- 1163
- El Cajon Amateur Radio Club
- Features club and online membership center, newsletter, photos, events schedule, and repeater information.
- 1164
- Foothills Amateur Radio Society
- San Francisco area club offering novice classes, exams and information, events and meetings, and net schedules.
- 1165
- Fresno Amateur Radio Club
- Lists monthly meeting and social event schedules, ARRL exam session, and monthly newsletter in PDF format. Includes links to other sites of interest.
- 1167
- Mount Diablo Amateur Radio Club
- Based in Walnut Creek, the MDARC owns and operates a heavily trafficked repeater atop Mount Diablo.
- 1168
- Mt. Shasta Amateur Radio Club
- Located in the city of Mt. Shasta, the club provides events calendar, history and photos.
- 1169
- Northern California DX Foundation
- Private foundation assists worthwhile amateur radio and scientific projects with funding and equipment.
- 1170
- Orange County Amateur Radio Club
- Meeting and events calendars, club roster, and a monthly newsletter.
- 1171
- Palo Alto Amateur Radio Association
- Amateur radio club in Palo Alto with monthly meetings and an open repeater.
- 1172
- Palos Verdes Amateur Radio Club
- California based local information resource for area amateurs. Includes club news and events, FAQ, newsletters, and contact information.
- 1173
- Sierra Amateur Radio Club
- Active club in Ridgecrest operates several repeaters and trains for emergency service duties.
- 1174
- Siskiyou County Amateur Radio Club
- Located in northern California. Resources include area history, club information, local frequencies and links.
- 1175
- South Bay Amateur Radio Association
- Club resource includes meeting information and activities, newsletter, local repeater frequencies and links.
- 1177
- Stanford Amateur Radio Club
- Offers club information, news, meeting schedule, courses, contesting, a gallery and related information. Located in Palo Alto.
- 1178
- Victor Valley Amateur Radio Club
- Southern California resource for club information, activities, and local links.