| Little League Baseball IncSan Diego | Form 990-N | No figure |
| Psi Chi the National Honor Society in PsychologyDavis | Form 990-N | No figure |
| California Federation of Womens ClubBurlingame | Form 990-N | No figure |
| National Society Daughters of Founders & Patriots of AmericaOceanside | Form 990-N | No figure |
| American Statistical AssociationSacramento | Form 990-N | No figure |
| Izaak Walton League of America IncFullerton | Form 990-N | No figure |
| Association for Women in Science IncSan Mateo | Form 990-N | No figure |
| Association for Women in Science IncSan Diego | Form 990-N | No figure |
| Afcea Educational FoundationMather | Form 990-N | No figure |
| Trout UnlimitedCupertino | Form 990-N | No figure |
| Friends of IndiaLaguna Hills | Form 990-N | No figure |
| National Organization of Black Law Enforcement Executives NobleCulver City | Form 990-N | No figure |
| Society for Technical CommunicationOakland | Form 990-N | No figure |
| National Society of the Daughters of the American RevolutionGilroy | Form 990-N | No figure |
| Psi Chi the National Honor Society in PsychologyLos Angeles | Form 990-N | No figure |
| Psi Chi the International Honor Society in PsychologyTurlock | Form 990-N | No figure |
| Psi Chi the National Honor Society in PsychologyArcata | Form 990-N | No figure |
| Psi Chi the International Honor Society in PsychologySan Diego | Form 990-N | No figure |
| Psi Chi the National Honor Society in PsychologyRiverside | Form 990-N | No figure |
| Psi Chi the National Honor Society in PsychologyLos Angeles | Form 990-N | No figure |
| Valencia Park Hornets Youth Football & Cheer of San Diego CntyNational City | Form 990-N | No figure |
| American Statistical AssociationLong Beach | Form 990-N | No figure |
| Historic Naval Ships Association IncSan Pedro | Form 990-EZ | $0FY2025 |
| Afcea Educational FoundationVandenbrg AFB | Form 990-N | No figure |
| Sweet Adelines InternationalGoleta | Form 990-N | No figure |
| Trout UnlimitedRoseville | Form 990-N | No figure |
| Trout UnlimitedPetaluma | Form 990-N | No figure |
| Trout UnlimitedCarmichael | Form 990-N | No figure |
| American Institute for Professional Training & Development IncMenlo Park | Form 990-N | No figure |
| Bibliotecas Para La GenteOakland | Form 990-N | No figure |
| National Coalition of Free Men Washington DC ChapterSan Diego | Form 990-N | No figure |
| PTA California Congress of Parents Teachers & Students IncOxnard | Form 990-N | No figure |
| PTA California Congress of Parents Teachers & Students IncEscondido | Form 990-N | No figure |
| Ancient Mystical Order of Rosae CrucisSan Jose | Form 990-N | No figure |
| American Chemical SocietySan Ramon | Form 990-N | No figure |
| Japanese American Citizens LeagueManhattan Beach | Form 990-N | No figure |
| The Class of 1959 United States Military AcademySalinas | Form 990-N | No figure |
| The American Foundation for Emergency Community ReliefChula Vista | Form 990-N | No figure |
| Aoac InternationalAntioch | Form 990-N | No figure |
| Ranchos Youth FootballMadera | Form 990-N | No figure |
| American Inns of Court FoundationLos Angeles | Form 990-N | No figure |
| PTA California Congress of Parents Teachers & Students IncSan Francisco | Form 990-EZ | $0FY2025 |
| National Organization of Restoring Men IncCovina | Form 990-N | No figure |
| PTA California Congress of Parents Teachers & Students IncCorona | Form 990-N | No figure |
| Road Runners Club of AmericaLos Angeles | Form 990-N | No figure |
| PTA California Congress of Parents Teachers & Students IncCarlsbad | Form 990-N | No figure |
| Blacks in GovernmentSan Francisco | Form 990-N | No figure |
| PTA California Congress of Parents Teachers & Students IncPalmdale | Form 990-N | No figure |
| PTA California Congress of Parents Teachers & Students IncHemet | Form 990-N | No figure |
| Help Is on the Way MinistriesMilpitas | Form 990-N | No figure |