Unknown & Unclassified nonprofits in California
Unknown & Unclassified nonprofits in California. Browse 48,218 public nonprofit profiles. Review organization identities, available filing years, and their complete CharitySense profiles.
Location refers to headquarters recorded in public sources, not an organization’s service area. Classification describes its reported category and does not assess its effectiveness.
Nonprofit profiles
- Southern California Arms Collectors Association
EIN 953866960 · Headquarters: Pacific Plsds, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- Southern California Assoc of Mrne Invertebrate Tax Scamit
EIN 953797154 · Headquarters: Long Beach, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Southern California Association for Financial Professionals Inc
EIN 953585298 · Headquarters: Burbank, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Southern California Association for Healthcare Development
EIN 330541856 · Headquarters: MISSION VIEJO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Southern California Association for Healthcare Risk Mgmt
EIN 954130771 · Headquarters: CALABASAS, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Southern California Association of Benefit Plan Administrators
EIN 954201565 · Headquarters: NORTH HOLLYWOOD, CA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ
- Southern California Association of Law Libraries
EIN 953178143 · Headquarters: Los Angeles, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Southern California Association of Non-profit Housing Inc
EIN 954019655 · Headquarters: LOS ANGELES, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Southern California Athletic Leagues Inc
EIN 814925194 · Headquarters: Los Angeles, CA, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N
- Southern California Auctioneers Assn
EIN 237372700 · Headquarters: LONG BEACH, CA, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-EZ
- Southern California Automotive History Museum
EIN 474214204 · Headquarters: Bloomington, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Southern California Badminton Association
EIN 954066066 · Headquarters: ENCINO, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Southern California Bakery & Confectionery Union and Industry Welfare Fund
EIN 954360512 · Headquarters: ALAMEDA, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Southern California Balloon Association Inc
EIN 330505530 · Headquarters: Buena Park, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Southern California Biomedical Council
EIN 954555008 · Headquarters: Los Angeles, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Southern California Bnai Brith Youth House
EIN 952466239 · Headquarters: Chatsworth, CA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N
- Southern California Broadcasters Association Inc
EIN 951240003 · Headquarters: Dana Point, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990
- Southern California Browns Backers
EIN 954195228 · Headquarters: Rancho Cucamonga, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Southern California Budhist Association
EIN 953308272 · Headquarters: SANTA ANA, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990
- Southern California Calvinist Cadet Council
EIN 953248140 · Headquarters: Los Alamitos, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Southern California Camellia Society Inc 1076 Via La Paz San Pe
EIN 956058698 · Headquarters: Pasadena, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Southern California Cat Rescue
EIN 334699150 · Headquarters: Irvine, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Southern California Chapter
EIN 954220497 · Headquarters: Green Valley Lake, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Southern California Chapter Easa
EIN 956116628 · Headquarters: Santa Clarita, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Southern California Chapter of Acrp
EIN 264590868 · Headquarters: Signal Hill, CA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N
- Southern California Chapter of American College of Surgeons
EIN 956209196 · Headquarters: REDONDO BEACH, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Southern California Chapter of National Corvette Restorers
EIN 770418826 · Headquarters: Ramona, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Southern California Chapter of the Electronic Representatives Association
EIN 956195827 · Headquarters: FOUNTAIN VALLEY, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Southern California Chapter of the Nahro
EIN 854368112 · Headquarters: San Diego, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Southern California Chapter of the Science & Culture Network
EIN 831638058 · Headquarters: Tustin, CA, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N
- Southern California Chapter of the Wildlife Society
EIN 412895175 · Headquarters: San Diego, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Southern California Chapter of Young Presidents' Organization Inc
EIN 870781009 · Headquarters: Tustin, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Southern California Chinese Lawyers Association
EIN 954290638 · Headquarters: LOS ANGELES, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Southern California Collie Club Inc
EIN 954310317 · Headquarters: Encino, CA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N
- Southern California Committee for the Olympic Game
EIN 951240083 · Headquarters: LOS ANGELES, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Southern California Conference of Community Churches
EIN 954253458 · Headquarters: Los Angeles, CA, US · Unknown & Unclassified · Latest available filing year: 2012 · Primary form: IRS Form 990-N
- Southern California Conference on International Studies
EIN 237158191 · Headquarters: Los Angeles, CA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N
- Southern California Contractors Association
EIN 952887975 · Headquarters: ORANGE, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Southern California Council for Soviet Jews
EIN 237093263 · Headquarters: Los Angeles, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Southern California Council of Alumnae Panhellenics
EIN 953275445 · Headquarters: Orange, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Southern California Council of Beta Sigma Phi
EIN 956047948 · Headquarters: SANTA CLARITA, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Southern California Council of Camera Clubs
EIN 510151624 · Headquarters: Thousand Oaks, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Southern California Council of Charitable Gift Planners
EIN 954364780 · Headquarters: MANHATTAN BEACH, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Southern California Council of Chinese Schools
EIN 953254361 · Headquarters: CITY OF INDUSTRY, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Southern California Credo Recovery
EIN 821551160 · Headquarters: Montclair, CA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N
- Southern California Cruiser Association
EIN 711049300 · Headquarters: Huntington Beach, CA, US · Unknown & Unclassified · Latest available filing year: 2007 · Primary form: IRS Form 990-N
- Southern California Darts Association Inc
EIN 371978057 · Headquarters: GRANADA HILLS, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- Southern California Development Corporation of Voa Inc
EIN 721293189 · Headquarters: SAN DIEGO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Southern California Dirt Diggers Inc
EIN 952932007 · Headquarters: CUYAMA, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Southern California Distric Council of the Operative Pasters and Cement Mas
EIN 952244277 · Headquarters: POMONA, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Southern California District Council of Laborers
EIN 950684559 · Headquarters: Covina, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990
- Southern California Dog Obedience C Ouncil
EIN 237437460 · Headquarters: Whittier, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Southern California Drywall Finishers Labor-management Cooperation Committee Trust
EIN 956950776 · Headquarters: MONTEREY PARK, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Southern California Dx Club
EIN 952592200 · Headquarters: Harbor City, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Southern California Edison Co Veba
EIN 954372790 · Headquarters: ROSEMEAD, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Southern California Edison Co Veba Tr
EIN 954372792 · Headquarters: ROSEMEAD, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990
- Southern California Education and Legal Services Organization
EIN 844504705 · Headquarters: CANOGA PARK, CA, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ
- Southern California Education Fund
EIN 953713168 · Headquarters: LOS ANGELES, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Southern California Emergency Services Association
EIN 953945993 · Headquarters: Manhattan Beach, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Southern California Enrichment And
EIN 814260302 · Headquarters: Long Beach, CA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N
- Southern California Family Law American Inns of Court Foundation
EIN 270772920 · Headquarters: LOS ANGELES, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Southern California Federation of Scientists
EIN 953896499 · Headquarters: Santa Monica, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Southern California Fire Prevention Officers Association
EIN 954590848 · Headquarters: SACRAMENTO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Southern California Floor Covering Health and Welfare Trust Fund
EIN 956096726 · Headquarters: COVINA, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Southern California Forty-niner Chapter
EIN 330357616 · Headquarters: PALOS VERDES ESTATES, CA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N
- Southern California Fraud Investigators Association
EIN 237048932 · Headquarters: San Marino, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Southern California Frequency Coordinating Committee
EIN 954148176 · Headquarters: Los Angeles, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Southern California Frozen & Refrigerated Food Council
EIN 953940351 · Headquarters: HUNTINGTON BEACH, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Southern California Gas Co Veba Unrepresented Retiree Medical Trust
EIN 956981704 · Headquarters: SAN DIEGO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Southern California Gas Company Veba Retiree Medical Trust
EIN 133886236 · Headquarters: SAN DIEGO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Southern California Genealogical Society
EIN 956111338 · Headquarters: Burbank, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Southern California Glass Guild
EIN 412245049 · Headquarters: Fullerton, CA, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N
- Southern California Glass Management Association
EIN 956141006 · Headquarters: LONG BEACH, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Southern California Glazing and Architectural Metal Industry Lmcc Trust
EIN 357067770 · Headquarters: Covina, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Southern California Golf Association
EIN 951240720 · Headquarters: STUDIO CITY, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Southern California Gunners Soccer Club
EIN 954236232 · Headquarters: Hawthorne, CA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N
- Southern California Harley Riders Association Inc
EIN 954388753 · Headquarters: Chatsworth, CA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N
- Southern California Health Cares
EIN 330541124 · Headquarters: Redlands, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990
- Southern California Health Ministries
EIN 271095515 · Headquarters: North Hollywood, CA, US · Unknown & Unclassified · Latest available filing year: 2012 · Primary form: IRS Form 990-N
- Southern California Hospital Christian Fellowship
EIN 953190748 · Headquarters: Laguna Beach, CA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N
- Southern California IBEW- NECA Labor - Management Cooperation Committee
EIN 956806514 · Headquarters: Pasadena, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Southern California IBEW-NECA Health Trust Fund
EIN 956140101 · Headquarters: Pasadena, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Southern California Industrial Swing Club
EIN 462971969 · Headquarters: Pomona, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Southern California Institute for Bioenergotic Analysis
EIN 330484733 · Headquarters: San Diego, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Southern California Institute for Fan Interrests Inc
EIN 953759309 · Headquarters: Granada Hills, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Southern California Iris Society
EIN 956095491 · Headquarters: Glendale, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Southern California Jewish Historical Society
EIN 953941708 · Headquarters: BURBANK, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Southern California Joint Pole Committee
EIN 950884090 · Headquarters: SAN DIMAS, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Southern California Junior Bach Festival
EIN 954200508 · Headquarters: LAKE FOREST, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Southern California Junior Forensics League
EIN 461314833 · Headquarters: Pasadena, CA, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N
- Southern California Kendo Federation Inc
EIN 330050876 · Headquarters: MONTEBELLO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Southern California Kindergarten Conference Inc-c/o Channon Morris
EIN 954143470 · Headquarters: VALENCIA, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990
- Southern California Labor and Employment Relations Association
EIN 853102166 · Headquarters: LOS ANGELES, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Southern California Library for Social Studies & Research
EIN 952488597 · Headquarters: LOS ANGELES, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Southern California Live Steamers
EIN 330314117 · Headquarters: Torrance, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Southern California Local 831 - Employer Health Fund
EIN 956047878 · Headquarters: Covina, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Southern California Lumber Industry Welfare Fund
EIN 956035120 · Headquarters: LOS ANGELES, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Southern California Mediation Association
EIN 954365018 · Headquarters: TORRANCE, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Southern California Medical Profession Association Trust C/o Benefits Coordinat
EIN 954104208 · Headquarters: WEST HILLS, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Southern California Moose Legion No 6
EIN 237128475 · Headquarters: South Gate, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ