| Scout Parents IncRancho Palos Verdes | Form 990-N | No figure |
| Kern County Music Educators AssociationBakersfield | Form 990-N | No figure |
| Woodland Park Middle School Parent ClubSan Marcos | Form 990-N | No figure |
| Warrior Boosters Club of Righetti High SchoolSanta Maria | Form 990-N | No figure |
| West Covina High School Band Parents Association IncWest Covina | Form 990-EZ | $0FY2025 |
| El Capitan High School Band and Orchestra Parents Club IncLakeside | Form 990-N | No figure |
| Citizens for Rail CaliforniaSacramento | Form 990-N | No figure |
| Isla Vista Community Development CorpSanta Barbara | Form 990-N | No figure |
| Rio Mesa High School Scholarship FoundationCamarillo | Form 990-N | No figure |
| Friends of the San Pedro LibrarySan Pedro | Form 990-N | No figure |
| Friends of the Covina Public LibraryCovina | Form 990-N | No figure |
| Imperial Valley Gem & Mineral SocietyEl Centro | Form 990-N | No figure |
| Canoga Park Friends of the LibraryCanoga Park | Form 990-N | No figure |
| Yucaipa Library ImprovementYucaipa | Form 990-N | No figure |
| Friends of the West Valley LibraryNorthridge | Form 990-N | No figure |
| Brockman InstituteRiverside | Form 990-N | No figure |
| Noetic Society IncHuntington Beach | Form 990-N | No figure |
| Castille School Parent TeacherMission Viejo | Form 990-N | No figure |
| Italian American Lawyers Orange County Lex RomanaLaguna Beach | Form 990-N | No figure |
| Alicia Cortez Elementary School Parent-Faculty AssociationChino | Form 990-N | No figure |
| Friends of the View Park LibraryLos Angeles | Form 990-N | No figure |
| Best FriendsLos Angeles | Form 990-N | No figure |
| Missile Technology Historical AssociationCamarillo | Form 990-N | No figure |
| Tierra Astronomical InstituteWoodland Hills | Form 990-N | No figure |
| Moorpark Friends of the LibraryMoorpark | Form 990-N | No figure |
| Fullerton Joint Un Hi SCH Dist Ed FNDTN Dist Ed CNTRFullerton | Form 990-N | No figure |
| Franklin School Booster ClubBakersfield | Form 990-N | No figure |
| Friends of the Granada Hills LibraryGranada Hills | Form 990-N | No figure |
| El Cajon Valley Gem and Mineral Society IncEl Cajon | Form 990-N | No figure |
| Gold Shield Alumnae of UclaLos Angeles | Form 990-N | No figure |
| Healing Word International Ministries IncRedlands | Form 990-N | No figure |
| Friends of the El Cajon Library IncEl Cajon | Form 990-N | No figure |
| Garden Grove Aquatics ClubGarden Grove | Form 990-N | No figure |
| The Historical Society of West CovinaWest Covina | Form 990-N | No figure |
| Scholarship Memorials & Honors Comm Retired Teachers San Luis ObispoLos Osos | Form 990-N | No figure |
| Lupus Foundation of America IncNewport Beach | Form 990-N | No figure |
| Friends of the del Mar LibraryDel Mar | Form 990-N | No figure |
| Sun & Sail Womens ClubLake Forest | Form 990-N | No figure |
| The C G Jung Club of Orange CountyOrange | Form 990-N | No figure |
| Rancho Santiago FoundationSanta Ana | Form 990-N | No figure |
| Thousand Oaks Library FoundationThousand Oaks | Form 990-N | No figure |
| American Scandinavian Foundation Santa BarbaraSanta Barbara | Form 990-N | No figure |
| Pace-TVSan Diego | Form 990-N | No figure |
| Omotesenke Domonkai Southern California Region U S ALos Angeles | Form 990-N | No figure |
| PTA California Congress of Parents Teachers & Students IncRowland Heights | Form 990-N | No figure |
| Friends of the Mar Vista LibraryLos Angeles | Form 990-N | No figure |
| Tigertail AssociatesLos Angeles | Form 990-N | No figure |
| Chinese Amer Engineers & Scientists Assoc Southern CA Scholarship FounMonterey Park | Form 990-N | No figure |
| PTA of Valley Japanese Language SchoolSun Valley | Form 990-N | No figure |
| Friends of Wilshire Branch LibraryLos Angeles | Form 990-N | No figure |