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. San Diego Brain Injury Foundation

    EIN 330072774 · Headquarters: San Diego, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  2. San Diego Business Travel Association

    EIN 330235379 · Headquarters: SAN DIEGO, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  3. San Diego Catholic Worker Inc

    EIN 953859329 · Headquarters: SAN DIEGO, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  4. San Diego Center for the Blind

    EIN 953076944 · Headquarters: SAN DIEGO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  5. San Diego Central-California Now Chapter

    EIN 202419901 · Headquarters: SAN DIEGO, CA, US · Unknown & Unclassified · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  6. San Diego Chamber Music Workshop Dba Socal Chamber Music Workshop

    EIN 330265815 · Headquarters: TUSTIN, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  7. San Diego Chapter Abc Training Trust Fund

    EIN 330144680 · Headquarters: POWAY, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  8. San Diego Chapter Association of Legal Administrators

    EIN 330015653 · Headquarters: SAN DIEGO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  9. San Diego Chapter International Conference of Building Officials

    EIN 330002455 · Headquarters: San Diego, CA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  10. San Diego Chapter Japanese American Citizens League Inc

    EIN 956117694 · Headquarters: CARLSBAD, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  11. San Diego Chapter Military Officers Association of America

    EIN 237066872 · Headquarters: SAN DIEGO, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  12. San Diego Chapter of the American Needlepoint Guild

    EIN 330154654 · Headquarters: La Mesa, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  13. San Diego Chapter of the American Society of Landscape Architects

    EIN 953094531 · Headquarters: El Cajon, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  14. San Diego Chapter of the California Association of Marriage and Family

    EIN 330111805 · Headquarters: San Diego, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  15. San Diego Chapter of the Narpm Inc

    EIN 800157263 · Headquarters: SAN DIEGO, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  16. San Diego Chapter of the North American Versatile Hunting Dog Ass

    EIN 271951690 · Headquarters: Cardiff, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  17. San Diego Chapter of The Risk and Insurance Management Society Inc

    EIN 330368953 · Headquarters: San Diego, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  18. San Diego Chapter of the Society of Industrial and Office Realtors

    EIN 330720368 · Headquarters: SAN DIEGO, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  19. San Diego Chapter of the Western Manufactured Housing Association

    EIN 593837068 · Headquarters: La Mesa, CA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  20. San Diego Chapter the Links Inc

    EIN 956122400 · Headquarters: SAN DIEGO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  21. San Diego Children's Choir

    EIN 330488298 · Headquarters: San Diego, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  22. San Diego Childrens Dental Health

    EIN 953159075 · Headquarters: San Diego, CA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  23. San Diego Chinese Cultural Association

    EIN 330008140 · Headquarters: SAN DIEGO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  24. San Diego Chinese Women's Association

    EIN 330063395 · Headquarters: SAN DIEGO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  25. San Diego Christian Foundation Inc

    EIN 953128560 · Headquarters: SAN DIEGO, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  26. San Diego Christian Servicemens Center Inc

    EIN 953165614 · Headquarters: SAN DIEGO, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  27. San Diego Church of Christ

    EIN 330291554 · Headquarters: San Diego, CA, USA · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-T

  28. San Diego City College Foundation

    EIN 237261624 · Headquarters: San Diego, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  29. San Diego City Help

    EIN 330299302 · Headquarters: San Diego, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  30. San Diego Civic Youth Ballet

    EIN 237079373 · Headquarters: SAN DIEGO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  31. San Diego Coastal United Teachers

    EIN 330414171 · Headquarters: OCEANSIDE, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  32. San Diego Community College Auxiliary Organization

    EIN 330428972 · Headquarters: San Diego, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  33. San Diego Concert Band

    EIN 330499812 · Headquarters: SANTEE, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  34. San Diego Convention and Tourist Bureau

    EIN 951812810 · Headquarters: SAN DIEGO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  35. San Diego Corvair Club

    EIN 953244062 · Headquarters: Valley Center, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  36. San Diego Council of Diving Clubs Inc

    EIN 237354175 · Headquarters: San Diego, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  37. San Diego Council of Ski Clubs

    EIN 237323290 · Headquarters: SAN DIEGO, CA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  38. San Diego Country Club Inc

    EIN 951184870 · Headquarters: Chula Vista, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  39. San Diego County Amateur Radio Council Inc

    EIN 237093258 · Headquarters: SAN DIEGO, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  40. San Diego County Archaeological Society

    EIN 237366613 · Headquarters: San Diego, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  41. San Diego County Bar Association

    EIN 951732225 · Headquarters: SAN DIEGO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  42. San Diego County Bar Foundation

    EIN 953366651 · Headquarters: Fresno, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  43. San Diego County Baseball Umpires Assoc

    EIN 330331790 · Headquarters: SAN DIEGO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  44. San Diego County Bicycle Coalition

    EIN 330418006 · Headquarters: San Diego, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  45. San Diego County Capital Asset Leasing Corporation

    EIN 330071263 · Headquarters: SAN DIEGO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  46. San Diego County Citizens' Scholars Foundation

    EIN 956111706 · Headquarters: SAN DIEGO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  47. San Diego County Credit Union

    EIN 951184903 · Headquarters: SAN DIEGO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  48. San Diego County Crime Stoppers Inc

    EIN 330072115 · Headquarters: SAN DIEGO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  49. San Diego County Delta Upsilon Fraternity Alumni Association Inc

    EIN 952481842 · Headquarters: HUNTINGTON BEACH, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  50. San Diego County Dental Foundation

    EIN 953497223 · Headquarters: San Diego, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  51. San Diego County Dental Society

    EIN 951184898 · Headquarters: San Diego, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  52. San Diego County Disposal Association

    EIN 510145787 · Headquarters: San Diego, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  53. San Diego County Escrow Asso Luce Forward Hamilton & Scripps

    EIN 952407490 · Headquarters: San Diego, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  54. San Diego County Farm Bureau

    EIN 951184905 · Headquarters: Escondido, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  55. San Diego County Fire Chiefs Association

    EIN 237162225 · Headquarters: Alpine, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  56. San Diego County Firefighters Pipes and Drums

    EIN 274332235 · Headquarters: Escondido, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  57. San Diego County Fish & Game Association

    EIN 956080647 · Headquarters: EL CAJON, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  58. San Diego County Floor Covering Association Inc

    EIN 330172775 · Headquarters: NATIONAL CITY, CA, USA · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-EZ

  59. San Diego County Flower Growers

    EIN 237165036 · Headquarters: Carlsbad, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  60. San Diego County Gaelic Athletic Association

    EIN 991114084 · Headquarters: Valley Center, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  61. San Diego County Hispanic Chamber O

    EIN 330359102 · Headquarters: SAN DIEGO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  62. San Diego County Housing and Small Business Counseling Agency

    EIN 272607928 · Headquarters: San Diego, CA, US · Unknown & Unclassified · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  63. San Diego County Intergroup Inc of Overeaters Anonymous

    EIN 330284755 · Headquarters: SAN DIEGO, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  64. San Diego County Junior Golf Association

    EIN 956095411 · Headquarters: SAN DIEGO, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  65. San Diego County Lodging Association

    EIN 330015724 · Headquarters: Sacramento, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  66. San Diego County Medical Society

    EIN 951436927 · Headquarters: SAN DIEGO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  67. San Diego County Medical Society Foundation Dba Champions for Health

    EIN 952568714 · Headquarters: SAN DIEGO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  68. San Diego County Optometric Society

    EIN 956143907 · Headquarters: SAN DIEGO, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  69. San Diego County Parks Society

    EIN 953655610 · Headquarters: SAN DIEGO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  70. San Diego County Philatelic Council

    EIN 237134080 · Headquarters: Poway, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  71. San Diego County Probation Officer's Association Charitable Fund

    EIN 460745015 · Headquarters: SAN DIEGO, CA, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  72. San Diego County Senior Doubles Bowling Club

    EIN 812788809 · Headquarters: San Marcos, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  73. San Diego County Seniors Golf Association

    EIN 956047744 · Headquarters: San Diego, CA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  74. San Diego County SER Jobs for Progress Inc

    EIN 953703233 · Headquarters: Fresno, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  75. San Diego County Service Center Council

    EIN 330564085 · Headquarters: SAN DIEGO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  76. San Diego County Soccer Football Referees Association Inc

    EIN 510197186 · Headquarters: Copperopolis, CA, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990

  77. San Diego County Taxpayers Association

    EIN 951445921 · Headquarters: San Diego, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  78. San Diego County Team Penning Association Inc

    EIN 330361682 · Headquarters: LAKESIDE, CA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  79. San Diego County Teamsters - Employers' Insurance Trust

    EIN 237243412 · Headquarters: SAN DIEGO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  80. San Diego County Tennis Umpires Association

    EIN 510205056 · Headquarters: SAN DIEGO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  81. San Diego County Veterinary Medical Association

    EIN 956095412 · Headquarters: SAN DIEGO, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  82. San Diego County Vintners Association

    EIN 330717144 · Headquarters: VALLEY CENTER, CA, US · Unknown & Unclassified · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  83. San Diego County Wildlife Federation

    EIN 953709010 · Headquarters: Ramona, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  84. San Diego County Womens Golf Association

    EIN 330263424 · Headquarters: San Diego, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  85. San Diego Creative Weavers Guild

    EIN 330084042 · Headquarters: San Diego, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  86. San Diego Crew Classic Foundation

    EIN 330396059 · Headquarters: San Diego, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  87. San Diego Crew Classic Inc

    EIN 953276681 · Headquarters: San Diego, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  88. San Diego Crime Analysis Assoc

    EIN 330429775 · Headquarters: El Cajon, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  89. San Diego Crime Commission

    EIN 953755649 · Headquarters: San Diego, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  90. San Diego Cyclo-vets Bicycle Club Inc

    EIN 330440310 · Headquarters: San Diego, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  91. San Diego Dance Theater

    EIN 237112940 · Headquarters: SAN DIEGO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  92. San Diego Data Processing Corp

    EIN 953424141 · Headquarters: San Diego, CA, USA · Unknown & Unclassified · Latest available filing year: 2012 · Primary form: IRS Form 990

  93. San Diego Deaf Senior Citizens

    EIN 921949961 · Headquarters: National City, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  94. San Diego Direct Marketing Club Inc

    EIN 330284195 · Headquarters: San Diego, CA, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  95. San Diego Distillers Guild

    EIN 472045398 · Headquarters: San Diego, CA, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  96. San Diego District Attorney Investigators Foundation

    EIN 472090446 · Headquarters: SAN DIEGO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  97. San Diego Downtown Post 492

    EIN 330701292 · Headquarters: Chula Vista, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  98. San Diego Downtown Residents Group

    EIN 912039403 · Headquarters: San DIego, CA, US · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  99. San Diego Drum and Bugle Corps Association

    EIN 330371562 · Headquarters: San Diego, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  100. San Diego Dukes Bbc

    EIN 454397290 · Headquarters: SAN DIEGO, CA, US · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-N

First page and all pages