- Social And MeetupsAlpha Kappa Alpha Sorority, Alpha Nu Omega ChapterServing the Bay Area since 1929
- Outdoors And AdventureAlto Velo Racing ClubAlto Velo is a premier cycling club in Northern California that supports a friendly and inclusive community for cyclists of all levels, disciplines and backgrounds', offering weekly group rides plus training and racing opportunities.
- Social And MeetupsAmador Club
- Arts And CraftsAmador Valley QuiltersAmador Valley Quilters (AVQ) is a creative group of people who like to explore all aspects of the quilting world. Its Community Quilts charity makes and donates over 600 quilts per year to local agencies.
- Music Dance And PerformanceAmateur Music NetworkBay Area network supporting amateur musicians through workshops, events, and music-making opportunities.
- Volunteering And CausesAmerican Legion Leland J. Thompson Post 647The American Legion strengthens our communities, states and nation with programs and services for our veterans, the military and their families.
- Science Tech And CodingAngular-SFAngular meetup group in San Francisco for talks, hosts, and speakers.
- Sports Wellness And RecreationArab Run Club SFPartiful is the free RSVP website builder that requires zero coding. Create a beautiful event page, collect RSVPs in real time, and share by text or link.
- Business And CareerArgonauts ToastmastersWe provide a supportive and positive learning experience in which members are empowered to develop communication and leadership skills, resulting in greater self-confidence and personal growth.
- Arts And CraftsArtistic LicenseGuild/community focused on historic decorative arts, artisanship, and preservation-related craft.
- Social And MeetupsAsian Pacific Islander Queer Women & Transgender Community (APIQWTC)APIQWTC provides opportunities for Asian & Pacific Islander queer women and transgender people to socialize, network, build community
- Volunteering And CausesAssistance League of San JoseVolunteer philanthropic organization (EIN 95-1945908) whose member volunteers run programs benefiting children and the community in the San Jose area, funded through events like Dining for Dollars.
- Science Tech And CodingAstronomy on Tap East BayFREE Astronomy on Tap events feature accessible, engaging science presentations on topics ranging from planets to black holes to the beginning of the Universe.
- Games And TabletopBackgammon By the BayBay Area backgammon club listed through the U.S. Backgammon Federation club directory.
- Arts And CraftsBATS ImprovSan Francisco's center for improvised theater, offering shows, classes, and corporate training.
- Music Dance And PerformanceBay Area A CapellaRobert Lee (rleevoice.com) is passonate about music and creating community. His goals: to get adults singing, and to create fulfilling a cappella experiences for singers at all levels.
- Science Tech And CodingBay Area Accessibility and Inclusive DesignBay Area community for developers, designers, accessibility, usability, and other high-tech professionals interested in digital accessibility.
- Sports Wellness And RecreationBay Area Adult Soccer LeagueThe premier adult soccer league in the San Francisco Bay Area. Community, inclusivity, and high-quality play since day one.
- Science Tech And CodingBay Area AI War RoomModels, agent, systems, ethics, the law, business, art and impact we discuss it all.
- Science Tech And CodingBay Area Android DeveloperAndroid developer community focused on latest Android best practices for beginner to advanced developers.
- Science Tech And CodingBay Area Apache Kafka MeetupEvent-streaming meetup focused on Apache Kafka, Kafka Connect, stream processing, microservices, and related technologies.
- Arts And CraftsBay Area Art Conservation GuildGuild/community for art conservation professionals and people interested in preservation and conservation.
- Arts And CraftsBay Area Basket MakersBay Area basketry group for makers interested in basket making and related craft techniques.
- Arts And CraftsBay Area Book ArtistsBook arts organization for artists and makers interested in artist books, bookbinding, paper, and related arts.
- Outdoors And AdventureBay Area Climbers CoalitionThe Bay Area Climbers Coalition (BACC) is a volunteer-run 501(c)(3) nonprofit organization working to preserve access to local outdoor areas through stewardship, community building, and educational programming.