Mutual & Membership Benefit nonprofits in California

Mutual & Membership Benefit nonprofits in California. Browse 2,396 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 770429740 · Headquarters: Vandenberg AFB, CA, US · Mutual & Membership Benefit · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  2. Knights of Columbus

    EIN 770592494 · Headquarters: Campo, CA, US · Mutual & Membership Benefit · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  3. Knights of Columbus

    EIN 770593386 · Headquarters: NORTH HIGHLANDS, CA, US · Mutual & Membership Benefit · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  4. Knights of Columbus

    EIN 770593387 · Headquarters: Corona, CA, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  5. Knights of Columbus

    EIN 800200125 · Headquarters: STOCKTON, CA, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  6. Knights of Columbus

    EIN 800364735 · Headquarters: n hollywood, CA, US · Mutual & Membership Benefit · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  7. Knights of Columbus

    EIN 800552082 · Headquarters: Los Angeles, CA, US · Mutual & Membership Benefit · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  8. Knights of Columbus

    EIN 800596607 · Headquarters: Hawthorne, CA, US · Mutual & Membership Benefit · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  9. Knights of Columbus

    EIN 800622877 · Headquarters: West Sacramento, CA, US · Mutual & Membership Benefit · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  10. Knights of Columbus

    EIN 800622884 · Headquarters: Clarksburg, CA, US · Mutual & Membership Benefit · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  11. Knights of Columbus

    EIN 800627916 · Headquarters: Hayward, CA, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  12. Knights of Columbus

    EIN 800704140 · Headquarters: Los Angeles, CA, US · Mutual & Membership Benefit · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  13. Knights of Columbus

    EIN 800846774 · Headquarters: Los Angeles, CA, US · Mutual & Membership Benefit · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  14. Knights of Columbus

    EIN 813423153 · Headquarters: LOS ANGELES, CA, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  15. Knights of Columbus

    EIN 814575498 · Headquarters: Sacramento, CA, US · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  16. Knights of Columbus

    EIN 822622221 · Headquarters: Menlo Park, CA, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  17. Knights of Columbus

    EIN 830494255 · Headquarters: SAN DIEGO, CA, US · Mutual & Membership Benefit · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  18. Knights of Columbus

    EIN 862835145 · Headquarters: South Lake Tahoe, CA, US · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  19. Knights of Columbus

    EIN 870753148 · Headquarters: Redwood City, CA, US · Mutual & Membership Benefit · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  20. Knights of Columbus

    EIN 881527015 · Headquarters: Corona, CA, US · Mutual & Membership Benefit · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  21. Knights of Columbus

    EIN 900585703 · Headquarters: Redwood City, CA, US · Mutual & Membership Benefit · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  22. Knights of Columbus

    EIN 900628947 · Headquarters: Fresno, CA, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  23. Knights of Columbus

    EIN 900888094 · Headquarters: San Diego, CA, US · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  24. Knights of Columbus

    EIN 911839824 · Headquarters: Sutter Creek, CA, US · Mutual & Membership Benefit · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  25. Knights of Columbus

    EIN 911981695 · Headquarters: ALTADENA, CA, US · Mutual & Membership Benefit · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  26. Knights of Columbus

    EIN 912053218 · Headquarters: Lancaster, CA, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  27. Knights of Columbus

    EIN 912055500 · Headquarters: Long Beach, CA, US · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  28. Knights of Columbus

    EIN 941236947 · Headquarters: San Francisco, CA, US · Mutual & Membership Benefit · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  29. Knights of Columbus

    EIN 942674704 · Headquarters: Lakeport, CA, US · Mutual & Membership Benefit · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  30. Knights of Columbus

    EIN 942689329 · Headquarters: West Sacramento, CA, US · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  31. Knights of Columbus

    EIN 942697015 · Headquarters: RODEO, CA, US · Mutual & Membership Benefit · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  32. Knights of Columbus

    EIN 942904248 · Headquarters: Sacramento, CA, US · Mutual & Membership Benefit · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  33. Knights of Columbus

    EIN 943132078 · Headquarters: San Leandro, CA, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  34. Knights of Columbus

    EIN 943144584 · Headquarters: Union City, CA, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  35. Knights of Columbus

    EIN 943185275 · Headquarters: Daly City, CA, US · Mutual & Membership Benefit · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  36. Knights of Columbus

    EIN 943248760 · Headquarters: San Francisco, CA, US · Mutual & Membership Benefit · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  37. Knights of Columbus

    EIN 946086902 · Headquarters: Fremont, CA, US · Mutual & Membership Benefit · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  38. Knights of Columbus

    EIN 946088761 · Headquarters: Hayward, CA, US · Mutual & Membership Benefit · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  39. Knights of Columbus

    EIN 946116253 · Headquarters: Pacifica, CA, US · Mutual & Membership Benefit · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  40. Knights of Columbus

    EIN 951636814 · Headquarters: Alhambra, CA, US · Mutual & Membership Benefit · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  41. Knights of Columbus

    EIN 951794729 · Headquarters: San Luis Obispo, CA, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  42. Knights of Columbus

    EIN 951838736 · Headquarters: CHULA VISTA, CA, US · Mutual & Membership Benefit · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  43. Knights of Columbus

    EIN 952935918 · Headquarters: Westminster, CA, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  44. Knights of Columbus

    EIN 953025272 · Headquarters: Altadena, CA, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  45. Knights of Columbus

    EIN 953123146 · Headquarters: Santa Barbara, CA, US · Mutual & Membership Benefit · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  46. Knights of Columbus

    EIN 953443833 · Headquarters: Santa Ana, CA, US · Mutual & Membership Benefit · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  47. Knights of Columbus

    EIN 953479474 · Headquarters: Mission Viejo, CA, US · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  48. Knights of Columbus

    EIN 953625847 · Headquarters: Tehacahpi, CA, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  49. Knights of Columbus

    EIN 953681393 · Headquarters: Corona, CA, US · Mutual & Membership Benefit · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  50. Knights of Columbus

    EIN 953732472 · Headquarters: Santa Maria, CA, US · Mutual & Membership Benefit · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  51. Knights of Columbus

    EIN 953844523 · Headquarters: Orange, CA, USA · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  52. Knights of Columbus

    EIN 954622304 · Headquarters: Glendora, CA, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  53. Knights of Columbus

    EIN 956144707 · Headquarters: Los Angeles, CA, US · Mutual & Membership Benefit · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  54. Knights of Columbus

    EIN 956375078 · Headquarters: Oceanside, CA, US · Mutual & Membership Benefit · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  55. Knights of Columbus - 3629

    EIN 237142238 · Headquarters: Lakewood, CA, USA · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  56. Knights of Columbus 15735

    EIN 364776973 · Headquarters: compton, CA, US · Mutual & Membership Benefit · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  57. Knights of Columbus 4482 Twenty Nine Palms

    EIN 237541140 · Headquarters: Twentynine Palms, CA, US · Mutual & Membership Benefit · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  58. Knights of Columbus 9206 St Joan of Arc Council

    EIN 680088207 · Headquarters: San Ramon, CA, USA · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  59. Knights of Columbus Assembly 3456

    EIN 464704208 · Headquarters: La Puente, CA, US · Mutual & Membership Benefit · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  60. Knights of Columbus Corcoran Council 6008

    EIN 237541220 · Headquarters: Corcoran, CA, US · Mutual & Membership Benefit · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  61. Knights of Columbus Council Number 14541

    EIN 262836627 · Headquarters: Union City, CA, US · Mutual & Membership Benefit · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  62. Knights of Columbus Eugenio Pacelli Assembly 70

    EIN 946112556 · Headquarters: Hayward, CA, US · Mutual & Membership Benefit · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  63. Knights of Columbus Father Heslin Council 2557

    EIN 946081785 · Headquarters: TURLOCK, CA, USA · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  64. Knights of Columbus Master Don Gent Leman Council 1

    EIN 770377777 · Headquarters: Fresno, CA, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  65. Knights of Columbus Our Lady of Mount Carmel Council 4082

    EIN 237541125 · Headquarters: Cloverdale, CA, US · Mutual & Membership Benefit · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  66. KNIGHTS OF COLUMBUS Santa Rosa Council #1324

    EIN 237540970 · Headquarters: Santa Rosa, CA, USA · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  67. Knights of Columbus Santa Rosalia Fourth Degree Assembly 0077

    EIN 237546508 · Headquarters: Monterey, CA, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  68. Knights of Columbus Vietnamese Martyrs Council 14445

    EIN 900906615 · Headquarters: Westminster, CA, US · Mutual & Membership Benefit · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  69. Knights of Peter Claver

    EIN 237533548 · Headquarters: Los Angeles, CA, US · Mutual & Membership Benefit · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  70. Knights of Peter Claver

    EIN 237533553 · Headquarters: San Francisco, CA, US · Mutual & Membership Benefit · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  71. Knights of Peter Claver

    EIN 237533626 · Headquarters: Oakland, CA, US · Mutual & Membership Benefit · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  72. Knights of Peter Claver

    EIN 371617847 · Headquarters: Los Angeles, CA, US · Mutual & Membership Benefit · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  73. Knights of Pythias of California

    EIN 950906844 · Headquarters: Tehachapi, CA, US · Mutual & Membership Benefit · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  74. Knights of the Holy Innocents

    EIN 271300161 · Headquarters: Pinon Hills, CA, US · Mutual & Membership Benefit · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  75. Knights of the Magisterium

    EIN 473835304 · Headquarters: Glendora, CA, US · Mutual & Membership Benefit · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  76. Knights of the Republic Inc

    EIN 271529686 · Headquarters: IRVINE, CA, USA · Mutual & Membership Benefit · Latest available filing year: 2012 · Primary form: IRS Form 990-PF

  77. Knights of the York Cross of Honour Convent General

    EIN 237532668 · Headquarters: Mentone, CA, US · Mutual & Membership Benefit · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  78. Knights Out

    EIN 264254959 · Headquarters: San Francisco, CA, US · Mutual & Membership Benefit · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  79. Knights Templar of the United States of America

    EIN 205528668 · Headquarters: Victorville, CA, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  80. Knights Templar of the United States of America

    EIN 237220332 · Headquarters: Tulare, CA, US · Mutual & Membership Benefit · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  81. Knights Templar of the United States of America

    EIN 237425128 · Headquarters: Spring Valley, CA, US · Mutual & Membership Benefit · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  82. Knights Templar of the United States of America

    EIN 237618231 · Headquarters: el dorado hills, CA, US · Mutual & Membership Benefit · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  83. Knights Templar of the United States of America

    EIN 237618238 · Headquarters: Quincy, CA, US · Mutual & Membership Benefit · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  84. Knights Templar of the United States of America

    EIN 237618272 · Headquarters: Modesto, CA, US · Mutual & Membership Benefit · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  85. Knights Templar of the United States of America

    EIN 680098795 · Headquarters: Roseville, CA, US · Mutual & Membership Benefit · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  86. Knights Templar of the United States of America

    EIN 680256748 · Headquarters: Sacramento, CA, US · Mutual & Membership Benefit · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  87. Knights Templar of the United States of America

    EIN 770271686 · Headquarters: Merced, CA, US · Mutual & Membership Benefit · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  88. Knights Templar of the United States of America

    EIN 812374795 · Headquarters: Union City CA, CA, US · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  89. Knights Templar of the United States of America

    EIN 940907081 · Headquarters: Lodi, CA, US · Mutual & Membership Benefit · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  90. Knights Templar of the United States of America

    EIN 946094484 · Headquarters: Angels Camp, CA, US · Mutual & Membership Benefit · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  91. Knights Templar of the United States of America

    EIN 946261269 · Headquarters: Yreka, CA, US · Mutual & Membership Benefit · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  92. Knights Templar of the United States of America

    EIN 951184768 · Headquarters: San Diego, CA, US · Mutual & Membership Benefit · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  93. Knights Templar of the United States of America

    EIN 951191833 · Headquarters: West Hills, CA, US · Mutual & Membership Benefit · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  94. Knights Templar of the United States of America

    EIN 951661149 · Headquarters: Bakersfield, CA, US · Mutual & Membership Benefit · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  95. Knights Templar of the United States of America

    EIN 952263991 · Headquarters: Arcadia, CA, US · Mutual & Membership Benefit · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  96. Knights Templar of the United States of America

    EIN 952373654 · Headquarters: Sacramento, CA, US · Mutual & Membership Benefit · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  97. Knights Templar of the United States of America

    EIN 952493551 · Headquarters: San Luis Obispo, CA, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  98. Knights Templar of the USA 1 California Commandery

    EIN 940607309 · Headquarters: HAYWARD, CA, USA · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990

  99. Knightsofcolumbus

    EIN 462721016 · Headquarters: NHOLLYWOOD, CA, US · Mutual & Membership Benefit · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  100. Koam Shippers Association

    EIN 920589345 · Headquarters: FULLERTON, CA, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

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