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. Knights of Columbus

    EIN 412057529 · Headquarters: Walnut Creek, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  2. Knights of Columbus

    EIN 431974932 · Headquarters: CONCORD, CA, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  3. Knights of Columbus

    EIN 432111562 · Headquarters: Modesto, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  4. Knights of Columbus

    EIN 452862357 · Headquarters: Ramona, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  5. Knights of Columbus

    EIN 453399973 · Headquarters: Clayton, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  6. Knights of Columbus

    EIN 453835257 · Headquarters: Petaluma, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  7. Knights of Columbus

    EIN 454609097 · Headquarters: Santa Clara, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  8. Knights of Columbus

    EIN 455619391 · Headquarters: Hughson, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  9. Knights of Columbus

    EIN 460496940 · Headquarters: CERES, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  10. Knights of Columbus

    EIN 461427665 · Headquarters: Elk Grove, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  11. Knights of Columbus

    EIN 462025025 · Headquarters: Garden Grove, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  12. Knights of Columbus

    EIN 462238729 · Headquarters: Travis Air Force Base, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  13. Knights of Columbus

    EIN 462680859 · Headquarters: Montebello, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  14. Knights of Columbus

    EIN 462730243 · Headquarters: La Jolla, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  15. Knights of Columbus

    EIN 462822246 · Headquarters: Carmichael, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  16. Knights of Columbus

    EIN 463165705 · Headquarters: Buena Park, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  17. Knights of Columbus

    EIN 463210528 · Headquarters: Panorama City, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  18. Knights of Columbus

    EIN 463326807 · Headquarters: Union City, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  19. Knights of Columbus

    EIN 463341399 · Headquarters: American Canyon, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  20. Knights of Columbus

    EIN 463385473 · Headquarters: Pacifica, CA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  21. Knights of Columbus

    EIN 463529363 · Headquarters: Pico Rivera, CA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  22. Knights of Columbus

    EIN 463547383 · Headquarters: Stockton, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  23. Knights of Columbus

    EIN 463654696 · Headquarters: Aptos, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  24. Knights of Columbus

    EIN 464303163 · Headquarters: Simi Valley, CA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  25. Knights of Columbus

    EIN 464328619 · Headquarters: Rialto, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  26. Knights of Columbus

    EIN 464780226 · Headquarters: Santa Fe Springs, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  27. Knights of Columbus

    EIN 464911780 · Headquarters: Ontario, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  28. Knights of Columbus

    EIN 465112202 · Headquarters: Ridgecrest, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  29. Knights of Columbus

    EIN 465137229 · Headquarters: Woodland Hills, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  30. Knights of Columbus

    EIN 465763300 · Headquarters: Orange, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  31. Knights of Columbus

    EIN 466693759 · Headquarters: Pinole, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  32. Knights of Columbus

    EIN 471438458 · Headquarters: PALO ALTO, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  33. Knights of Columbus

    EIN 473142784 · Headquarters: Clearlake, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  34. Knights of Columbus

    EIN 473834710 · Headquarters: FRESNO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  35. Knights of Columbus

    EIN 473945467 · Headquarters: Travis AFB, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  36. Knights of Columbus

    EIN 473967842 · Headquarters: Fremont, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  37. Knights of Columbus

    EIN 474846636 · Headquarters: Vacaville, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  38. Knights of Columbus

    EIN 510142039 · Headquarters: Napa, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  39. Knights of Columbus

    EIN 510480459 · Headquarters: Novato, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  40. Knights of Columbus

    EIN 510492412 · Headquarters: Susanville, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  41. Knights of Columbus

    EIN 562516616 · Headquarters: Chico, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  42. Knights of Columbus

    EIN 562564785 · Headquarters: Turlock, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  43. Knights of Columbus

    EIN 571242160 · Headquarters: Hayward, CA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  44. Knights of Columbus

    EIN 611527442 · Headquarters: Sacramento, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  45. Knights of Columbus

    EIN 611574585 · Headquarters: National City, CA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  46. Knights of Columbus

    EIN 611719084 · Headquarters: San Jose, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  47. Knights of Columbus

    EIN 611731879 · Headquarters: Lynwood, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  48. Knights of Columbus

    EIN 611751020 · Headquarters: El Centro, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  49. Knights of Columbus

    EIN 611794285 · Headquarters: San Mateo, CA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  50. Knights of Columbus

    EIN 621153283 · Headquarters: Mendocino, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  51. Knights of Columbus

    EIN 651201095 · Headquarters: Covina, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  52. Knights of Columbus

    EIN 651285661 · Headquarters: Phelan, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  53. Knights of Columbus

    EIN 680083673 · Headquarters: Colusa, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  54. Knights of Columbus

    EIN 680222200 · Headquarters: DIXON, CA, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  55. Knights of Columbus

    EIN 680237380 · Headquarters: Stockton, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  56. Knights of Columbus

    EIN 680244141 · Headquarters: Colfax, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  57. Knights of Columbus

    EIN 680256731 · Headquarters: Manteca, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  58. Knights of Columbus

    EIN 680298646 · Headquarters: Linden, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  59. Knights of Columbus

    EIN 680316193 · Headquarters: Concord, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  60. Knights of Columbus

    EIN 680323807 · Headquarters: Galt, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  61. Knights of Columbus

    EIN 680362094 · Headquarters: Fort Bragg, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  62. Knights of Columbus

    EIN 680432088 · Headquarters: El Dorado Hills, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  63. Knights of Columbus

    EIN 680439579 · Headquarters: Gridley, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  64. Knights of Columbus

    EIN 680447629 · Headquarters: Antioch, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  65. Knights of Columbus

    EIN 711035573 · Headquarters: Lockeford, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  66. Knights of Columbus

    EIN 760706026 · Headquarters: Victorville, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  67. Knights of Columbus

    EIN 770035100 · Headquarters: Milpitas, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  68. Knights of Columbus

    EIN 770076758 · Headquarters: Exeter, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  69. Knights of Columbus

    EIN 770119822 · Headquarters: Livingston, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  70. Knights of Columbus

    EIN 770129760 · Headquarters: Simi Valley, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  71. Knights of Columbus

    EIN 770153851 · Headquarters: LODI, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  72. Knights of Columbus

    EIN 770178983 · Headquarters: Tulare, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  73. Knights of Columbus

    EIN 770189858 · Headquarters: Oakdale, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  74. Knights of Columbus

    EIN 770217959 · Headquarters: Paso Robles, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  75. Knights of Columbus

    EIN 770281530 · Headquarters: Milpitas, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  76. Knights of Columbus

    EIN 770283832 · Headquarters: Modesto, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  77. Knights of Columbus

    EIN 770289864 · Headquarters: Modesto, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  78. Knights of Columbus

    EIN 770306605 · Headquarters: Lancaster, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  79. Knights of Columbus

    EIN 770347391 · Headquarters: LOMPOC, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  80. Knights of Columbus

    EIN 770394728 · Headquarters: Lompoc CA, CA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  81. Knights of Columbus

    EIN 770424638 · Headquarters: APTOS, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  82. Knights of Columbus

    EIN 770436690 · Headquarters: LOS BANOS, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  83. Knights of Columbus

    EIN 770473803 · Headquarters: Fair Oaks, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  84. Knights of Columbus

    EIN 770473904 · Headquarters: Oakhurst, CA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  85. Knights of Columbus

    EIN 770535565 · Headquarters: Fresno, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  86. Knights of Columbus

    EIN 770547396 · Headquarters: BAKERSFIELD, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  87. Knights of Columbus

    EIN 770554787 · Headquarters: Galt, CA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  88. Knights of Columbus

    EIN 770569528 · Headquarters: San Jose, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  89. Knights of Columbus

    EIN 800388504 · Headquarters: Norwalk, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  90. Knights of Columbus

    EIN 800458502 · Headquarters: Chico, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  91. Knights of Columbus

    EIN 800639263 · Headquarters: Sacramento, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  92. Knights of Columbus

    EIN 800708604 · Headquarters: Lemoore, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  93. Knights of Columbus

    EIN 800832772 · Headquarters: Santee, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  94. Knights of Columbus

    EIN 800946459 · Headquarters: San Andreas, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  95. Knights of Columbus

    EIN 800954551 · Headquarters: South San Francisco, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  96. Knights of Columbus

    EIN 811038547 · Headquarters: Pacoima, CA, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  97. Knights of Columbus

    EIN 813225581 · Headquarters: Covina, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  98. Knights of Columbus

    EIN 813255973 · Headquarters: Orinda, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  99. Knights of Columbus

    EIN 813410583 · Headquarters: RSM, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  100. Knights of Columbus

    EIN 813503007 · Headquarters: Phelan, CA, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

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