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. Alpha Chi Omega Fraternity Inc

    EIN 203762705 · Headquarters: Santa Clarita, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  2. Alpha Chi Omega Fraternity Inc

    EIN 262807163 · Headquarters: Oceanside, CA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  3. Alpha Chi Omega Fraternity Inc

    EIN 272818686 · Headquarters: West Hills, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  4. Alpha Chi Omega Fraternity Inc

    EIN 931023386 · Headquarters: Riverside, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  5. Alpha Chi Omega Fraternity Inc

    EIN 931947550 · Headquarters: Stockton, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  6. Alpha Chi Omega Fraternity Inc

    EIN 943143647 · Headquarters: San Diego, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  7. Alpha Chi Omega Fraternity Inc

    EIN 946107842 · Headquarters: Novato, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  8. Alpha Chi Omega Fraternity Inc

    EIN 956047160 · Headquarters: Seal Beach, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  9. Alpha Chi Omega Fraternity Inc

    EIN 956050467 · Headquarters: La Canada Flintridge, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  10. Alpha Chi Omega Fraternity Inc

    EIN 956228178 · Headquarters: Yorba Linda, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  11. Alpha Chi Omega House Corporation

    EIN 956125330 · Headquarters: SANTA BARBARA, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  12. Alpha Chi Omega House Corporation Caitlin Stutz

    EIN 956095289 · Headquarters: YORBA LINDA, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  13. Alpha Chi Sigma Fraternity

    EIN 844164554 · Headquarters: Irvine, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  14. Alpha Chi Sigma Fraternity Collegiate Chapter

    EIN 311077970 · Headquarters: San Luis Obispo, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  15. Alpha Chi Sigma Fraternity Collegiate Chapter

    EIN 474137679 · Headquarters: Los Angeles, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  16. Alpha Chi Sigma Fraternity Collegiate Chapter

    EIN 940276810 · Headquarters: BERKELEY, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  17. Alpha Chi Sigma Fraternity Collegiate Chapter

    EIN 946173396 · Headquarters: Stockton, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  18. Alpha Chi Sigma Fraternity Collegiate Chapter

    EIN 956192455 · Headquarters: Los Angeles, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  19. Alpha Chi Sigma Fraternity Collegiate Chapter

    EIN 956192456 · Headquarters: Pasadena, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  20. Alpha Delta Housing Inc

    EIN 205408728 · Headquarters: Los Angeles, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  21. Alpha Delta Kappa

    EIN 952539786 · Headquarters: ROSEVILLE, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  22. Alpha Delta Kappa Sorority Inc

    EIN 237082417 · Headquarters: Salida, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  23. Alpha Delta Kappa Sorority Inc

    EIN 237082420 · Headquarters: Chico, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  24. Alpha Delta Kappa Sorority Inc

    EIN 237082421 · Headquarters: Oakley, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  25. Alpha Delta Kappa Sorority Inc

    EIN 237153996 · Headquarters: Fontana, CA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  26. Alpha Delta Kappa Sorority Inc

    EIN 237157289 · Headquarters: CASTRO VALLEY, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  27. Alpha Delta Kappa Sorority Inc

    EIN 330006818 · Headquarters: Trabuco Canyon, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  28. Alpha Delta Kappa Sorority Inc

    EIN 886009516 · Headquarters: Truckee, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  29. Alpha Delta Kappa Sorority Inc

    EIN 956192376 · Headquarters: San Diego, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  30. Alpha Delta Kappa Sorority Inc

    EIN 956192380 · Headquarters: Redlands, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  31. Alpha Epsilon Chapter of Omega Nu

    EIN 237302825 · Headquarters: Santa Rosa, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  32. Alpha Epsilon Delta

    EIN 953247352 · Headquarters: Irvine, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  33. Alpha Epsilon Pi Alumni Club - Bay Area Chapter

    EIN 464631785 · Headquarters: San Francisco, CA, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  34. Alpha Epsilon Pi Fraternity

    EIN 330087173 · Headquarters: San Diego, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  35. Alpha Epsilon Pi Fraternity

    EIN 371575433 · Headquarters: Mission Viejo, CA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  36. Alpha Epsilon Pi Fraternity

    EIN 510210504 · Headquarters: San Luis Obispo, CA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  37. Alpha Epsilon Pi Fraternity

    EIN 942990550 · Headquarters: Berkeley, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  38. Alpha Gamma Delta Delta Epsilon House Inc

    EIN 956058938 · Headquarters: Encino, CA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  39. Alpha Gamma Delta Fraternity

    EIN 300115051 · Headquarters: Orange, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  40. Alpha Gamma Delta Fraternity

    EIN 311046382 · Headquarters: Pacifica, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  41. Alpha Gamma Delta Fraternity

    EIN 311302451 · Headquarters: San Carlos, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  42. Alpha Gamma Delta Fraternity

    EIN 901141857 · Headquarters: SAN DIEGO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  43. Alpha Gamma Delta Fraternity

    EIN 942668963 · Headquarters: San Jose, CA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  44. Alpha Gamma Delta Fraternity

    EIN 946127173 · Headquarters: Orland, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  45. Alpha Gamma Delta Fraternity

    EIN 952004904 · Headquarters: Del Mar, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  46. Alpha Gamma Delta Fraternity

    EIN 956092633 · Headquarters: PASADENA, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  47. Alpha Gamma Delta Fraternity

    EIN 956116626 · Headquarters: VILLA PARK, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  48. Alpha Gamma Delta Fraternity Delta Iota Chapter

    EIN 941711684 · Headquarters: CHICO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  49. Alpha Gamma Omega National Fraternity

    EIN 460497889 · Headquarters: LAGUNA BEACH, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  50. Alpha Gamma Sigma the Ca Junior College Honor Scholarship Society

    EIN 956074793 · Headquarters: WOODLAND HILLS, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  51. Alpha Iota Chapter of Gamma Phi Beta

    EIN 956102188 · Headquarters: Los Angeles, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  52. Alpha Iota of Gamma Phi Beta

    EIN 950759590 · Headquarters: Los Angeles, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  53. Alpha Iota of Kappa Delta Inc

    EIN 956092773 · Headquarters: Los Angeles, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  54. Alpha Iota Sorority

    EIN 946101858 · Headquarters: Fresno, CA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  55. Alpha Kappa Alpha Sorority Inc

    EIN 363201412 · Headquarters: Bakersfield, CA, US · Unknown & Unclassified · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  56. Alpha Kappa Alpha Sorority Inc

    EIN 363201436 · Headquarters: Rialto, CA, US · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  57. Alpha Kappa Delta Kappa Chapter

    EIN 800391148 · Headquarters: Northridge, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  58. Alpha Kappa Psi Fraternity

    EIN 330467441 · Headquarters: LA JOLLA, CA, US · Unknown & Unclassified · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  59. Alpha Minis Inc

    EIN 464670195 · Headquarters: riverside, CA, US · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  60. Alpha Miracle Foundation

    EIN 844864455 · Headquarters: Valencia, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  61. Alpha Nu Association of Theta Xi

    EIN 956075903 · Headquarters: Los Angeles, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  62. Alpha Omega Epsilon

    EIN 954567097 · Headquarters: Los Angeles, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  63. Alpha Omega House Corporation Co Josh Kuempel

    EIN 941657146 · Headquarters: WALNUT CREEK, CA, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990

  64. Alpha Omicron Pi Fraternity Inc

    EIN 383752879 · Headquarters: La Verne, CA, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  65. Alpha Omicron Pi Fraternity Inc

    EIN 460474128 · Headquarters: Long Beach, CA, US · Unknown & Unclassified · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  66. Alpha Omicron Pi Fraternity Inc

    EIN 770289117 · Headquarters: San Jose, CA, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  67. Alpha Omicron Pi Fraternity Inc

    EIN 830474525 · Headquarters: fontana, CA, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  68. Alpha Phi Chapter of Alpha Tau Delta National Fraternity for Prof

    EIN 384257126 · Headquarters: LOS ANGELES, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  69. Alpha Phi International Fraternity

    EIN 942536455 · Headquarters: Sacramento, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  70. Alpha Phi International Fraternity Epsilon Beta House Corp Board

    EIN 351386838 · Headquarters: ELK GROVE, CA, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990

  71. Alpha Phi Omega

    EIN 010920363 · Headquarters: FULLERTON, CA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  72. Alpha Phi Omega

    EIN 204452933 · Headquarters: Irvine, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  73. Alpha Phi Omega

    EIN 237071069 · Headquarters: Los Angeles, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  74. Alpha Phi Omega

    EIN 330183776 · Headquarters: LONG BEACH, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  75. Alpha Phi Omega

    EIN 330545191 · Headquarters: SAN DIEGO, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  76. Alpha Phi Omega

    EIN 352421651 · Headquarters: MERCED, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  77. Alpha Phi Omega

    EIN 363948018 · Headquarters: RIVERSIDE, CA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  78. Alpha Phi Omega

    EIN 431634458 · Headquarters: Las Vegas, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  79. Alpha Phi Omega

    EIN 680009533 · Headquarters: Davis, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  80. Alpha Phi Omega

    EIN 680014825 · Headquarters: Sacramento, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  81. Alpha Phi Omega

    EIN 770713580 · Headquarters: Redlands, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  82. Alpha Phi Omega

    EIN 823893169 · Headquarters: SACRAMENTO, CA, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  83. Alpha Phi Omega

    EIN 900744273 · Headquarters: Goleta, CA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  84. Alpha Phi Omega

    EIN 912161768 · Headquarters: SAN FRANCISCO, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  85. Alpha Phi Omega

    EIN 942799593 · Headquarters: STOCKTON, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  86. Alpha Phi Omega

    EIN 942999449 · Headquarters: SAN FRANCISCO, CA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  87. Alpha Phi Omega

    EIN 946119608 · Headquarters: SAN JOSE, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  88. Alpha Phi Omega

    EIN 946128829 · Headquarters: HAYWARD, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  89. Alpha Phi Omega

    EIN 954655695 · Headquarters: LOS ANGELES, CA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  90. Alpha Phi Omega - Alpha Gamma Nu

    EIN 770297272 · Headquarters: SANTA CRUZ, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  91. Alpha Phi Omega Rho Pi

    EIN 931112587 · Headquarters: La Jolla, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  92. Alpha Pi Mu Association

    EIN 237299408 · Headquarters: San Luis Obispo, CA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  93. Alpha Pi Mu Association

    EIN 521281205 · Headquarters: Pomona, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  94. Alpha Pi Mu Association

    EIN 900248753 · Headquarters: San Diego, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  95. Alpha Pi Mu Association

    EIN 946103999 · Headquarters: Berkeley, CA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  96. Alpha Pi Mu Association

    EIN 956095292 · Headquarters: Los Angeles, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  97. Alpha Plus Corporation

    EIN 941619328 · Headquarters: CITRUS HEIGHTS, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  98. Alpha Project

    EIN 330215585 · Headquarters: San Diego, California, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  99. Alpha Psi Alumni Chapter of Phi Delta Chi Inc

    EIN 237358054 · Headquarters: STOCKTON, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  100. Alpha Psi House Association

    EIN 956100379 · Headquarters: Los Angeles, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

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