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

  1. California Manufacturers and Technology Association

    EIN 951461050 · Headquarters: Sacramento, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  2. California Manufacturers Research and Educational Foundation Inc

    EIN 680041614 · Headquarters: Sacramento, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  3. California Masonic Foundation

    EIN 237013074 · Headquarters: SAN FRANCISCO, CA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  4. California Masonic Temple Inc

    EIN 941266937 · Headquarters: SAN FRANCISCO, CA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  5. California Mathematics Council

    EIN 946123312 · Headquarters: Escondido, CA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  6. California Mathematics Council Community Colleges

    EIN 942883515 · Headquarters: Petaluma, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  7. California Medical Association

    EIN 940359340 · Headquarters: Sacramento, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  8. California Medical Association Properties Inc

    EIN 946062821 · Headquarters: Sacramento, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  9. California Medical Transport Assoc Inc

    EIN 953549570 · Headquarters: ROSEVILLE, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  10. California Mens Gathering

    EIN 943159694 · Headquarters: WEST HOLLYWOOD, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  11. California Merchants Safety Assn

    EIN 953953967 · Headquarters: SEAL BEACH, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  12. California Metal Trades Association

    EIN 940359380 · Headquarters: SAN FRANCISCO, CA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  13. California Metal Trades Association Trust

    EIN 946065714 · Headquarters: SAN FRANCISCO, CA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  14. California Metals Coalition

    EIN 954609615 · Headquarters: EL DORADO HILLS, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  15. California Military Institute 778

    EIN 320724097 · Headquarters: San Jose, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  16. California Minority Alliance

    EIN 813009941 · Headquarters: Toluca Lake, CA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  17. California Mobilehome Parkowners Alliance Incorporated

    EIN 680155425 · Headquarters: LOS ANGELES, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  18. California Mobility & Parking Association

    EIN 330351041 · Headquarters: Whittier, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  19. California Mobility Center

    EIN 843095746 · Headquarters: Sacramento, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  20. California Mortgage Bankers Association

    EIN 941701188 · Headquarters: Roseville, CA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  21. California Motorcycle Dealers Association

    EIN 952745851 · Headquarters: LAKE ELSINORE, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  22. California Moving & Storage Association

    EIN 951552582 · Headquarters: Cerritos, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  23. California Mu Chapter of Pi Beta Pi

    EIN 954635093 · Headquarters: Agoura Hills, CA, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  24. California Municipal Clerks Association

    EIN 942473410 · Headquarters: SACRAMENTO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  25. California Municipal Revenue and Tax Association

    EIN 953124009 · Headquarters: Redwood City, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  26. California Municipal Treasurers Association

    EIN 237415745 · Headquarters: Sacramento, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  27. California Municipal Utilities Association

    EIN 941510887 · Headquarters: Sacramento, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  28. California Museum

    EIN 943015670 · Headquarters: Sacramento, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  29. California Music Educators Association

    EIN 237098053 · Headquarters: Hanford, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  30. California Music Educators Association Central Section

    EIN 953081747 · Headquarters: Porterville, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  31. California Music Educators Association Southeastern Section

    EIN 237123679 · Headquarters: Loma Linda, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  32. California Music Hall of Fame

    EIN 842060189 · Headquarters: Menifee, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  33. California Nam Kang Alumni Association

    EIN 452931831 · Headquarters: Los Angeles, CA, USA · Unknown & Unclassified · Latest available filing year: 2012 · Primary form: IRS Form 990-EZ

  34. California Narcotic Officers Association

    EIN 237085962 · Headquarters: SANTA CLARITA, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  35. California Narcotic Officers Association Survivors Memorial Fund

    EIN 954462989 · Headquarters: SANTA CLARITA, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  36. California Natural Gas Vehicle Coalition

    EIN 680240614 · Headquarters: Sacramento, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  37. California Neurology Society

    EIN 943287838 · Headquarters: Alameda, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  38. California Nevada Cement Association

    EIN 680223361 · Headquarters: YORBA LINDA, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  39. California Nevada Moose Association Inc

    EIN 941537479 · Headquarters: PORT HUENEME, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  40. California New Car Dealers Association

    EIN 950950210 · Headquarters: SACRAMENTO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  41. California New Car Dealers Association Foundation

    EIN 954454279 · Headquarters: SACRAMENTO, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  42. California News Publishers Association

    EIN 950596645 · Headquarters: SACRAMENTO, CA, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990

  43. California Northern Coastal Area Of

    EIN 942958080 · Headquarters: PETALUMA, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  44. California Now Foundation Inc

    EIN 942985561 · Headquarters: Sacramento, CA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  45. California Nurse-midwives Association Bay Area Chapter

    EIN 464485850 · Headquarters: Oakland, CA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  46. California Nurses Association

    EIN 940362060 · Headquarters: Oakland, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  47. California Nurses Association Benefit Trust

    EIN 943155322 · Headquarters: DUBLIN, CA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  48. California Nurses for Ethical Standards

    EIN 770101023 · Headquarters: Fullerton, CA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  49. California Nursing Students Association

    EIN 946104412 · Headquarters: Sacramento, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  50. California Off Road Vehicle Association

    EIN 237223306 · Headquarters: SACRAMENTO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  51. California Old Fashioned Senior Account Meeting

    EIN 421764243 · Headquarters: Roseville, CA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  52. California Olive Association

    EIN 940359630 · Headquarters: GOLD RIVER, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  53. California Olive Oil Council Inc

    EIN 680277828 · Headquarters: PASO ROBLES, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  54. California Oliver Cletrac Club

    EIN 813185085 · Headquarters: Lockeford, CA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  55. California Omicron of Sigma Phi Epsilon

    EIN 931669248 · Headquarters: Los Angeles, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  56. California Onecare

    EIN 272631494 · Headquarters: Sherman Oaks, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  57. California Opioid Maintenance Providers

    EIN 330530089 · Headquarters: Encino, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  58. California Optometric Association

    EIN 941017064 · Headquarters: Sacramento, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  59. California Optometric Association

    EIN 941619717 · Headquarters: Porterville, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  60. California Optometric Association

    EIN 946091571 · Headquarters: SANTA CLARA, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  61. California Optometric Association

    EIN 946118752 · Headquarters: Petaluma, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  62. California Optometric Association

    EIN 946129284 · Headquarters: San Mateo, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  63. California Optometric Association

    EIN 946131174 · Headquarters: Chico, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  64. California Optometric Association

    EIN 946132538 · Headquarters: Felton, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  65. California Optometric Association

    EIN 954033789 · Headquarters: Rosemead, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  66. California Optometric Association

    EIN 956143909 · Headquarters: Los Angeles, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  67. California Optometric Association

    EIN 956143914 · Headquarters: Santa Maria, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  68. California Optometric Association

    EIN 956143915 · Headquarters: Beaumont, CA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  69. California Optometric Association

    EIN 956143916 · Headquarters: Lancaster, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  70. California Optometric Association Alameda Contra Costa Optometric Soc

    EIN 946106219 · Headquarters: Burlingame, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  71. California OPTOMETRIC ASSOCIATION San Fernando Valley Optometric Society

    EIN 237150111 · Headquarters: BURBANK, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  72. California Orthopaedic Association

    EIN 953141127 · Headquarters: Sacramento, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  73. California Orthotic & Prosthetic Association (COPA)

    EIN 942419169 · Headquarters: Pasadena, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  74. California Parents Union Advocates & Famlies Children 84-2820999

    EIN 882921259 · Headquarters: CARMEL, CA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  75. California Park and Recreation Society

    EIN 952122946 · Headquarters: Sacramento, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  76. California Parks Training Conference

    EIN 471673064 · Headquarters: Bowman, CA, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  77. California Patient Relations Associ (Capra)

    EIN 510181069 · Headquarters: SAN FRANCISCO, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  78. California Pawnbrokers Association

    EIN 946100036 · Headquarters: SACRAMENTO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  79. California Peace Academy

    EIN 330006297 · Headquarters: ORANGE, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  80. California Peace Officers Association Legal Services Program

    EIN 680162642 · Headquarters: Sacramento, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  81. California Peace Officers' Association

    EIN 941002197 · Headquarters: SACRAMENTO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  82. California Peackeepers

    EIN 814930487 · Headquarters: Valley Center, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  83. California Pecan Growers Association

    EIN 942741079 · Headquarters: VISALIA, CA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  84. California Pest Management Association

    EIN 951726649 · Headquarters: SACRAMENTO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  85. California Pharmacists Association

    EIN 950597003 · Headquarters: SACRAMENTO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  86. California Phi Chapter of Sigma Alpha Epsilon House Corporation

    EIN 770250348 · Headquarters: Fullerton, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  87. California Physical Therapy Assoc - Group Return

    EIN 510151813 · Headquarters: Sacramento, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  88. California Physical Therapy Association

    EIN 942325894 · Headquarters: Healdsburg, CA, US · Unknown & Unclassified · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  89. California Physical Therapy Association

    EIN 952589586 · Headquarters: Sacramento, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  90. California Physical Therapy Fund

    EIN 942472324 · Headquarters: Sacramento, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  91. California Pilots Association

    EIN 263981435 · Headquarters: Novato, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  92. California Pilots Association

    EIN 352606912 · Headquarters: San Jose, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  93. California Pilots Association

    EIN 452038305 · Headquarters: San Luis Obispo, CA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  94. California Pilots Association

    EIN 471771082 · Headquarters: Redlands, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  95. California Pilots Association

    EIN 680141533 · Headquarters: Lakeport, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  96. California Pilots Association

    EIN 680385756 · Headquarters: FORT BRAGG, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  97. California Pilots Association

    EIN 680426369 · Headquarters: CHICO, CA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  98. California Pilots Association

    EIN 680467684 · Headquarters: San Martin, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  99. California Pilots Association

    EIN 680506721 · Headquarters: Big Bear Lake, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  100. California Pilots Association

    EIN 711050751 · Headquarters: Lincoln, CA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

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