Unknown & Unclassified nonprofits

Unknown & Unclassified nonprofits. Browse 557,756 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 Music Educators Association Central Section

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

  2. 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

  3. California Music Hall of Fame

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

  4. 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

  5. California Narcotic Officers Association

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

  6. 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

  7. California Natural Gas Vehicle Coalition

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

  8. California Neurology Society

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

  9. California Nevada Cement Association

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

  10. California Nevada District Exchange Clubs Inc

    EIN 951128716 · Headquarters: LAS VEGAS, NV, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  11. California Nevada Moose Association Inc

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

  12. California New Car Dealers Association

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

  13. 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

  14. California News Publishers Association

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

  15. California Northern Coastal Area Of

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

  16. California Now Foundation Inc

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

  17. 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

  18. California Nurses Association

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

  19. California Nurses Association Benefit Trust

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

  20. California Nurses for Ethical Standards

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

  21. California Nursing Students Association

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

  22. California Off Road Vehicle Association

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

  23. 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

  24. California Olive Association

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

  25. 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

  26. California Oliver Cletrac Club

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

  27. 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

  28. California Onecare

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

  29. California Opioid Maintenance Providers

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

  30. California Optometric Association

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

  31. California Optometric Association

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

  32. California Optometric Association

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

  33. California Optometric Association

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

  34. California Optometric Association

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

  35. California Optometric Association

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

  36. California Optometric Association

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

  37. California Optometric Association

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

  38. California Optometric Association

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

  39. California Optometric Association

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

  40. California Optometric Association

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

  41. California Optometric Association

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

  42. 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

  43. 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

  44. California Orthopaedic Association

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

  45. California Orthotic & Prosthetic Association (COPA)

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

  46. 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

  47. California Park and Recreation Society

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

  48. California Parks Training Conference

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

  49. 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

  50. California Pawnbrokers Association

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

  51. California Peace Academy

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

  52. 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

  53. California Peace Officers' Association

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

  54. California Peackeepers

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

  55. California Pecan Growers Association

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

  56. California Pest Management Association

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

  57. California Pharmacists Association

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

  58. 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

  59. California Physical Therapy Assoc - Group Return

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

  60. California Physical Therapy Association

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

  61. California Physical Therapy Association

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

  62. California Physical Therapy Fund

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

  63. California Pilots Association

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

  64. California Pilots Association

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

  65. California Pilots Association

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

  66. California Pilots Association

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

  67. California Pilots Association

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

  68. California Pilots Association

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

  69. California Pilots Association

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

  70. California Pilots Association

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

  71. California Pilots Association

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

  72. California Pilots Association

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

  73. California Pilots Association

    EIN 721582451 · Headquarters: Palo Alto, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  74. California Pilots Association

    EIN 753012762 · Headquarters: TRONA, CA, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  75. California Pilots Association

    EIN 770166415 · Headquarters: FREEDOM, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  76. California Pilots Association

    EIN 770170540 · Headquarters: Modesto, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  77. California Pilots Association

    EIN 770183784 · Headquarters: TEHACHAPI, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  78. California Pilots Association

    EIN 770192871 · Headquarters: Fresno, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  79. California Pilots Association

    EIN 770298948 · Headquarters: Lancaster, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  80. California Pilots Association

    EIN 770426566 · Headquarters: HOLLISTER, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  81. California Pilots Association

    EIN 814568686 · Headquarters: Tehachapi, CA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  82. California Pilots Association

    EIN 830495847 · Headquarters: Sherwood Forest, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  83. California Pilots Association

    EIN 911785499 · Headquarters: Fort Jones, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  84. California Pilots Association

    EIN 943005771 · Headquarters: San Carlos, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  85. California Pilots Association

    EIN 943142105 · Headquarters: HALF MOON BAY, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  86. California Pilots Association

    EIN 953097055 · Headquarters: SACRAMENTO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  87. California Pilots Association

    EIN 954095635 · Headquarters: Agua Dulce, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  88. California Pioneers of Santa Clara County

    EIN 946078299 · Headquarters: SAN JOSE, CA, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990

  89. California Plant Based Alliance

    EIN 843795923 · Headquarters: Sacramento, CA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  90. California Plastics Recyclers Coalition

    EIN 473781073 · Headquarters: SACRAMENTO, CA, USA · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-EZ

  91. California Plumbing and Mechanical Contractors Association

    EIN 680277143 · Headquarters: Tustin, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  92. California Podiatric Medical Association

    EIN 941215732 · Headquarters: SACRAMENTO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  93. California Podiatric Medical Society Los Angeles County

    EIN 953105881 · Headquarters: TORRANCE, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  94. California Poets in the Schools

    EIN 942977264 · Headquarters: Oakland, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  95. California Police Accreditation Coalition

    EIN 270702727 · Headquarters: Oakland, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  96. California Police Chiefs Association

    EIN 237072559 · Headquarters: Sacramento, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  97. California Policy and Research Initiative

    EIN 832154464 · Headquarters: Los Angeles, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  98. California Political Attorneys Association

    EIN 680169435 · Headquarters: SAN FRANCISCO, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  99. California Polytechnic State University Alumni Association San Luis Obispo

    EIN 237040360 · Headquarters: SAN LUIS OBISPO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  100. California Pool and Spa Association

    EIN 680113162 · Headquarters: SACRAMENTO, CA, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990

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