- Sports Wellness And RecreationSan Jose Pickleball ClubLocal pickleball club supporting play, events, and pickleball community in San Jose.
- Business And CareerSan Jose Toastmasters Club 1577Join us every week at San Jose Toastmasters Club #1577 to listen to speeches and craft your own to present, exchanging on-the-spot feedback with peers.
- Social And MeetupsSan Jose Woman's ClubSince 1894, the San Jose Woman's Club has been forwarding and empowering women while enriching one of California's most vibrant cities, hosting events in its historic landmark building; membership is open to all.
- Books And WritingSan Jose Writer's BlockA group of largely amateur writers who aim to help each other improve our craft, based in the South Bay, meeting most Sundays in person to discuss writing.
- Volunteering And CausesSan Leandro 2050Community Climate Solutions for an equitable San Leandro
- Science Tech And CodingSan Leandro Historical Railway SocietyRestore, preserve, and maintain the Davis Street Southern Pacific passenger/freight depot
- Culture And LanguageSan Leandro Historical SocietyBuilding awareness and appreciation of the history of our unique and diverse city and supporting the preservation of historic sites and the historic legacy of San Leandro.
- Nature Gardens And FarmsSan Mateo County Bird AllianceBirding, conservation, education, advocacy, and enjoyment organization in San Mateo County.
- Books And WritingSan Mateo County Genealogical SocietySan Mateo County Genealogical Society - Discovering Our Family History Together - with general meetings, special interest groups, workshops, a research library with consultants, and online databases.
- Science Tech And CodingSanta Clara County Amateur Radio AssociationThe Santa Clara County Amateur Radio Association (SCCARA) is a friendly and active amateur radio club, the first radio club in Santa Clara County, organized in 1921. The club owns and operates two repeaters and a packet radio BBS and supports San Jose ARES/RACES.
- Books And WritingSanta Clara County Historical & Genealogical SocietySociety promoting the study of history and genealogy since 1957, providing frequent classes, seminars and speakers on local history and genealogy, research consultants, and extensive Santa Clara County indexes.
- Nature Gardens And FarmsSanta Clara Valley Bird AllianceBirding, education, and conservation organization for Santa Clara Valley and the South Bay.
- Music Dance And PerformanceSanta Clara Valley Fiddlers AssociationAcoustic music association hosting monthly jams and open mics covering old-time, bluegrass, slow jam, and swing styles, open to family and friends.
- Games And TabletopSanta Clara Valley Gem and Mineral SocietyGem and mineral society with meetings, study groups, field trips, and educational activities.
- Arts And CraftsSanta Clara Valley Watercolor SocietySanta Clara Valley Watercolor Society is a lively arts community based in and around the Bay Area in California, offering workshops and demos, exhibiting opportunities, plein-air paintsites, and special events. Over 300 members.
- Outdoors And AdventureSanta Rosa Cycling ClubA recreational club with regular rides in Sonoma, Napa and Marin Counties; also sponsors the Wine Country Century and the Terrible Two Double Century. 501(c)(4) organization.
- Business And CareerSanta Rosa Metro Chamber Young Professionals Network (YPN)YPN convenes young professionals, innovative thinkers, and prominent industry leaders to inspire, educate and empower young business leaders.
- Games And TabletopSanta Rosa Mineral and Gem SocietyNon-profit organization in Sonoma County formed for the purpose of increasing the knowledge and understanding of science as it pertains to minerals, gems, and fossils, studying geology, mineralogy, and all the lapidary arts, with a Juniors program and annual gem show.
- Games And TabletopSanta Rosa Stamp ClubWe are a friendly group of stamp collectors that meet once a month for auctions, presentations and philatelic conversations.
- Business And CareerSanta Rosa Toastmasters 182Chartered March 1, 1949, Sonoma County's longest-running Toastmasters club; motto 'We Make Public Speaking Fun!'; meets in person and via Zoom.
- Volunteering And CausesSave The BayRegional nonprofit engaging community members in San Francisco Bay advocacy, shoreline restoration, and volunteer work.
- Books And WritingSCBWI Northern California Bay Area RegionsUmbrella row for Bay Area SCBWI regions supporting children’s book writers and illustrators.
- Music Dance And PerformanceSchola Cantorum Silicon ValleyCommunity chorus presenting concerts across Silicon Valley, with educational outreach and annual Summer Sings sing-alongs of beloved choral masterworks open to all.
- Culture And LanguageS.D.E.S. Alvarado HallPortuguese Cultural Center
- Food And DrinkSecret dining, foodie events and travel - SF Bay AreaThis group is for people who don't want to wait on their friends to finally say 'yes' to eat good food in SFBA and beyond; local food events are member-driven.