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. American Gold Star Mothers Inc - Northern California

    EIN 320727168 · Headquarters: Lincoln, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  2. American Gospel Arts Fund

    EIN 954045246 · Headquarters: Glendora, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  3. American Graffiti Preservation Society

    EIN 473396096 · Headquarters: MODESTO, CA, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  4. American Guild of English Handbell Ringers Inc Area X11

    EIN 953347050 · Headquarters: Mountain View, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  5. American Guild of Organists

    EIN 946074578 · Headquarters: San Francisco, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  6. American Guild of Organists

    EIN 946103990 · Headquarters: Sacramento, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  7. American Guild of Organists

    EIN 946173902 · Headquarters: Clovis, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  8. American Guild of Organists

    EIN 956098046 · Headquarters: LONG BEACH, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  9. American Guild of Organists

    EIN 956206226 · Headquarters: Long Beach, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  10. American Guild of Organists

    EIN 956206231 · Headquarters: VISTA, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  11. American Guild of Organists Ago

    EIN 770233351 · Headquarters: ARROYO GRANDE, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  12. American Guild of Organists Ago

    EIN 770245955 · Headquarters: Menlo Park, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  13. American Guild of Organists Ago

    EIN 946101624 · Headquarters: Ukiah, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  14. American Guild of Organists Ago

    EIN 946101625 · Headquarters: Monterey, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  15. American Guild of Organists Ago

    EIN 956190377 · Headquarters: Santa Barbara, CA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  16. American Guild of Organists Ago

    EIN 956206224 · Headquarters: Bakersfield, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  17. American Guizhou Association

    EIN 814637302 · Headquarters: Riverside, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  18. American Handwriting Analysis Foundation

    EIN 237006506 · Headquarters: Ventura, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  19. American Hansoties Association of Northern California

    EIN 333848804 · Headquarters: Dublic, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  20. American Harp Society

    EIN 237080915 · Headquarters: San Diego, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  21. American Harp Society

    EIN 237155500 · Headquarters: Long Beach, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  22. American Harp Society

    EIN 270190202 · Headquarters: Laguna Niguel, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  23. American Harp Society

    EIN 814448982 · Headquarters: CLAREMONT, CA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  24. American Harp Society

    EIN 942518805 · Headquarters: Hayward, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  25. American Harp Society

    EIN 942867989 · Headquarters: Los Gatos, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  26. American Harp Society

    EIN 953281518 · Headquarters: Santa Barbara, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  27. American Health Fair Association Inc

    EIN 260592943 · Headquarters: Manhattan Beach, CA, US · Unknown & Unclassified · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  28. American High School Band Parents

    EIN 942932433 · Headquarters: FREMONT, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  29. American Holistic Health Association

    EIN 330412714 · Headquarters: Anaheim, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  30. American Hubei Chamber of Commerce

    EIN 823416380 · Headquarters: Palo Alto, CA, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  31. American Humanist Associatin

    EIN 461957746 · Headquarters: Thousand Oaks, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  32. American Humanist Association

    EIN 271425274 · Headquarters: Carlsbad, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  33. American Humanist Association

    EIN 462101171 · Headquarters: South San Francisco, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  34. American Humanist Association

    EIN 463781865 · Headquarters: VENICE, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  35. American Humanist Association

    EIN 464159233 · Headquarters: Modesto, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  36. American Humanist Association

    EIN 510651886 · Headquarters: Oak Run, CA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  37. American Humanist Association

    EIN 912085134 · Headquarters: Carmel, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  38. American Immigration Lawyers Assoc-soca

    EIN 953869178 · Headquarters: Los Angeles, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  39. American Immigration Lawyers Assocation

    EIN 911911207 · Headquarters: San Diego, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  40. American Immigration Lawyers Association

    EIN 770201879 · Headquarters: SAN JOSE, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  41. American Indian Chamber of Commerce of California

    EIN 954552148 · Headquarters: LOS ANGELES, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  42. American Indian Changing Spirits

    EIN 954387190 · Headquarters: LONG BEACH, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  43. American Indian Council of Mariposa County

    EIN 770161686 · Headquarters: Mariposa, CA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  44. American Industrial Hygiene Association

    EIN 311254251 · Headquarters: San Francisco, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  45. American Industrial Hygiene Association

    EIN 311272346 · Headquarters: CYPRESS, CA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  46. American Industrial Hygiene Association

    EIN 931228811 · Headquarters: San Diego, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  47. American Industrial Hygiene Association

    EIN 942666299 · Headquarters: Sacramento, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  48. American Industrial Real Estate Association

    EIN 952230127 · Headquarters: LOS ANGELES, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  49. American Ing Goe Foundation Inc

    EIN 943194985 · Headquarters: San Francisco, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  50. American Inns of Court Fdtn 30048 a M Kennedy Chap

    EIN 830482458 · Headquarters: Sacramento, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  51. American Inns of Court Foundation

    EIN 200266925 · Headquarters: Santa Clara, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  52. American Inns of Court Foundation

    EIN 204616090 · Headquarters: Sacramento, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  53. American Inns of Court Foundation

    EIN 261915544 · Headquarters: Los Angeles, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  54. American Inns of Court Foundation

    EIN 330249246 · Headquarters: Irvine, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  55. American Inns of Court Foundation

    EIN 330422011 · Headquarters: Newport Beach, CA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  56. American Inns of Court Foundation

    EIN 330449660 · Headquarters: Long Beach, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  57. American Inns of Court Foundation

    EIN 330523869 · Headquarters: San Bernardino, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  58. American Inns of Court Foundation

    EIN 330526138 · Headquarters: Riverside, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  59. American Inns of Court Foundation

    EIN 330533748 · Headquarters: San Diego, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  60. American Inns of Court Foundation

    EIN 330637830 · Headquarters: Los Angeles, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  61. American Inns of Court Foundation

    EIN 330764510 · Headquarters: Carlsbad, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  62. American Inns of Court Foundation

    EIN 330778070 · Headquarters: Palm Springs, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  63. American Inns of Court Foundation

    EIN 331185660 · Headquarters: Santa Ana, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  64. American Inns of Court Foundation

    EIN 352579076 · Headquarters: San Diego, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  65. American Inns of Court Foundation

    EIN 454672529 · Headquarters: Temecula, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  66. American Inns of Court Foundation

    EIN 463620847 · Headquarters: Newport Beach, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  67. American Inns of Court Foundation

    EIN 542158343 · Headquarters: Los Angeles, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  68. American Inns of Court Foundation

    EIN 680272896 · Headquarters: Woodland, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  69. American Inns of Court Foundation

    EIN 770221852 · Headquarters: San Jose, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  70. American Inns of Court Foundation

    EIN 770383633 · Headquarters: Camarillo, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  71. American Inns of Court Foundation

    EIN 770387503 · Headquarters: Santa Clara, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  72. American Inns of Court Foundation

    EIN 770424067 · Headquarters: Santa Barbara, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  73. American Inns of Court Foundation

    EIN 770549340 · Headquarters: Modesto, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  74. American Inns of Court Foundation

    EIN 822387217 · Headquarters: Malibu, CA, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  75. American Inns of Court Foundation

    EIN 834334459 · Headquarters: Los Angeles, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  76. American Inns of Court Foundation

    EIN 912004829 · Headquarters: Orange, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  77. American Inns of Court Foundation

    EIN 943246286 · Headquarters: Oakland, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  78. American Inns of Court Foundation

    EIN 993689764 · Headquarters: Los Angeles, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  79. American Inns of Court Foundation 30313 Robert G Mcgrath Chapter

    EIN 680411181 · Headquarters: WALNUT CREEK, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  80. American Inns of Court Foundation William B Enright Chapter

    EIN 330516885 · Headquarters: SAN DIEGO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  81. American Institute for Professional Training & Development Inc

    EIN 521935606 · Headquarters: Menlo Park, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  82. American Institute of Aeronautics and Astronautics

    EIN 237027454 · Headquarters: Davis, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  83. American Institute of Aeronautics and Astronautics

    EIN 237099182 · Headquarters: La Jolla, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  84. American Institute of Aeronautics and Astronautics

    EIN 330338944 · Headquarters: Altadena, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  85. American Institute of Aeronautics and Astronautics

    EIN 330514719 · Headquarters: Huntington Beach, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  86. American Institute of Aeronautics and Astronautics

    EIN 342020270 · Headquarters: San Diego, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  87. American Institute of Aeronautics and Astronautics

    EIN 680257021 · Headquarters: Folsom, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  88. American Institute of Aeronautics and Astronautics

    EIN 770205305 · Headquarters: Ridgecrest, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  89. American Institute of Aeronautics and Astronautics

    EIN 770218509 · Headquarters: Vandenberg SFB, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  90. American Institute of Aeronautics and Astronautics

    EIN 770278883 · Headquarters: PALMDALE, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  91. American Institute of Aeronautics and Astronautics

    EIN 770301909 · Headquarters: Carmel, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  92. American Institute of Aeronautics and Astronautics

    EIN 874567302 · Headquarters: El Segundo, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  93. American Institute of Aeronautics and Astronautics

    EIN 946127057 · Headquarters: San Francisco, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  94. American Institute of Aeronautics and Astronautics

    EIN 954211263 · Headquarters: Hermosa Beach, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  95. American Institute of Aeronautics and Astronautics

    EIN 954323649 · Headquarters: Thousand Oaks, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  96. American Institute of Aeronautics and Astronautics

    EIN 956156008 · Headquarters: Los Angeles, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  97. American Institute of Aeronautics and Astronautics

    EIN 956156407 · Headquarters: San Diego, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  98. American Institute of Architects

    EIN 956099009 · Headquarters: SANTA BARBARA, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  99. American Institute of Architects Ca Central Coast

    EIN 770323982 · Headquarters: SanLuis Obispo, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  100. American Institute of Architects Inland California Chapter

    EIN 952482217 · Headquarters: Riverside, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

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