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. Solana Beach Elementary Pta Pta Ca Congress of Parents Teachers

    EIN 956207429 · Headquarters: SOLANA BEACH, CA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  2. Solana Beach Firefighters Benevolent Fund

    EIN 934598433 · Headquarters: Escondido, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  3. Solana Beach Little League Incorporated

    EIN 953658512 · Headquarters: SOLANA BEACH, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  4. Solana Beach Schools Foundation

    EIN 330206854 · Headquarters: Solana Beach, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  5. Solano & Napa Counties Electrical Workers Training Facility Fund Corp

    EIN 680274630 · Headquarters: NAPA, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  6. Solano Association of Realtors Scholarship Foundation

    EIN 680399211 · Headquarters: Vallejo, CA, US · Unknown & Unclassified · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  7. Solano Avenue Association

    EIN 942803812 · Headquarters: BERKELEY, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  8. Solano Community College Educational Foundation

    EIN 942985548 · Headquarters: Fairfield, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  9. Solano Community College Scholarship Foundation Fund

    EIN 942399619 · Headquarters: FAIRFIELD, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  10. Solano County Arts Council

    EIN 942820160 · Headquarters: Vallejo, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  11. Solano County Bar Association

    EIN 680157299 · Headquarters: Fairfield, CA, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990

  12. Solano County Chapter Military Officers Association of America

    EIN 237381663 · Headquarters: TRAVIS AFB, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  13. Solano County Deputy Sheriffs Assoc

    EIN 943037756 · Headquarters: SUISUN, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  14. Solano County Farm Bureau

    EIN 941164675 · Headquarters: VACAVILLE, CA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  15. Solano County Genealogical Society Inc

    EIN 942828693 · Headquarters: Vacaville, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  16. Solano County Organization for Publ Ic Enhancement

    EIN 395134411 · Headquarters: Dixon, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  17. Solano County Taxpayers Association

    EIN 941520220 · Headquarters: Dixon, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  18. Solano Diversified Services Inc

    EIN 942787818 · Headquarters: VALLEJO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  19. Solano Economic Devco Corp

    EIN 911790564 · Headquarters: Fairfield, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  20. Solano Economic Development Corporation

    EIN 942912759 · Headquarters: Fairfield, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  21. Solano Pilots Association

    EIN 043685876 · Headquarters: Vacaville, CA, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  22. Solano Rabbit Breeders Association

    EIN 472415587 · Headquarters: FAIRFIELD, CA, USA · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-EZ

  23. Solano Symphony Association

    EIN 680161386 · Headquarters: Fairfield, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  24. Solano Verde Mutual Water Company

    EIN 953886833 · Headquarters: CAMARILLO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  25. Solano Yacht Club

    EIN 237409196 · Headquarters: Suisun City, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  26. Solano-napa Employer Advisory Council

    EIN 680216431 · Headquarters: NAPA, CA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  27. Solano-napa Ibew-neca Labor Management Cooperative

    EIN 946635411 · Headquarters: NAPA, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  28. Solar Racing Federation

    EIN 393297183 · Headquarters: El Segundo, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  29. Soldiers of Division Signal Company 40Th Id

    EIN 320394486 · Headquarters: Los Alamitos, CA, US · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  30. Sole Searchers Dive Club Inc

    EIN 412067953 · Headquarters: Pasadena, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  31. Soledad Club

    EIN 953273154 · Headquarters: SAN DIEGO, CA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  32. Soledad Post No 32 the American Legion Dept of California

    EIN 946101568 · Headquarters: SOLEDAD, CA, USA · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990

  33. Soli Deo Gloria

    EIN 942452887 · Headquarters: ALAMEDA, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  34. Solid Axle Corvette Club

    EIN 931153679 · Headquarters: North Highlands, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  35. Solid Culture Apparel

    EIN 813674501 · Headquarters: Reseda, CA, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  36. Solid Landings Foundation

    EIN 465753631 · Headquarters: COSTA MESA, CA, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  37. Solid Lives Foundation

    EIN 470922060 · Headquarters: Anaheim, CA, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  38. Solid Rock Foundation

    EIN 943155938 · Headquarters: SAN FRANCISCO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  39. Solid Rock Recovery

    EIN 454207504 · Headquarters: Redondo Beach, CA, US · Unknown & Unclassified · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  40. Solid Theater Inc

    EIN 854010474 · Headquarters: FREMONT, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  41. Solid Waste Assoc of North America-southern California Founding Charter

    EIN 521445191 · Headquarters: RIVERSIDE, CA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  42. Solid Waste Association of North America Inc

    EIN 680014563 · Headquarters: ROSEVILLE, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  43. Solid Waste Association of Orange County

    EIN 953128521 · Headquarters: PLACENTIA, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  44. Solinas Village Inc

    EIN 770359079 · Headquarters: Visalia, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  45. Solis Park PTSA

    EIN 882119725 · Headquarters: Irvine, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  46. SOLO Aquatics

    EIN 943023845 · Headquarters: Foster City, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  47. Soloman Hills Grange

    EIN 272716977 · Headquarters: Santa Maria, CA, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  48. Solomon Teffera

    EIN 472680243 · Headquarters: La Verne, CA, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-EZ

  49. Solono Beacon

    EIN 320819193 · Headquarters: Vacaville, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  50. Solutions for Today

    EIN 680092518 · Headquarters: Middletown, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  51. Solvang Chamber of Commerce

    EIN 237261917 · Headquarters: SOLVANG, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  52. Solvang Parent Teacher Organization

    EIN 770264870 · Headquarters: SOLVANG, CA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  53. Solvang Rotary Club

    EIN 770061554 · Headquarters: SOLVANG, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  54. Solvang Rotary Club Foundation

    EIN 770347967 · Headquarters: SOLVANG, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  55. Solve Me Cfs Initiative Inc

    EIN 561683450 · Headquarters: LOS ANGELES, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  56. Solving 4 N Foundation Inc

    EIN 853774479 · Headquarters: ANAHEIM, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  57. Somaticecotherapy Inc

    EIN 882445955 · Headquarters: MOSS BEACH, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  58. Someone Cares Soup Kitchen

    EIN 330279080 · Headquarters: COSTA MESA, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  59. Someone Who Cares Foundation Inc

    EIN 900774673 · Headquarters: Los Angeles, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  60. Somos Uno Riverside

    EIN 931738915 · Headquarters: Riverside, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  61. Son Care Foundation Inc C/o Jack H Gould Jr

    EIN 752547239 · Headquarters: SAN LUIS OBISPO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  62. Sonder Lives

    EIN 334215130 · Headquarters: Sacramento, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  63. Sondor

    EIN 995024246 · Headquarters: SAN FRANCISCO, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  64. Sondra Press Charitable Foundation

    EIN 956047928 · Headquarters: BEVERLY HILLS, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  65. Song For Israel

    EIN 460771580 · Headquarters: Yorba Linda, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  66. Songmakers Inc

    EIN 364656186 · Headquarters: Santa Monica, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  67. Sonoma as Chapter Model a Ford Club of America

    EIN 010944891 · Headquarters: Santa Rosa, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  68. Sonoma Botanical Garden

    EIN 680249110 · Headquarters: GLEN ELLEN, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-T

  69. Sonoma Chapter No 776 Women of the Moose

    EIN 942833617 · Headquarters: Sonoma Valley, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  70. Sonoma County Affordable Homes Inc

    EIN 680275241 · Headquarters: SAN RAFAEL, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  71. Sonoma County Agility Club

    EIN 812159637 · Headquarters: Cotati, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  72. Sonoma County Alliance

    EIN 942299287 · Headquarters: SANTA ROSA, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  73. Sonoma County Astonomical Society Incorporated

    EIN 942650885 · Headquarters: Santa Rosa, CA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  74. Sonoma County Bar Association

    EIN 942538806 · Headquarters: SANTA ROSA, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  75. Sonoma County Bocce Club

    EIN 371695998 · Headquarters: Santa Rosa, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  76. Sonoma County Certified Farmers Market Association

    EIN 770672007 · Headquarters: Glen Ellen, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  77. Sonoma County Children's Charities Inc

    EIN 680270692 · Headquarters: SANTA ROSA, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  78. Sonoma County Conservation Action

    EIN 680251911 · Headquarters: Santa Rosa, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  79. Sonoma County Conservation Council

    EIN 680007625 · Headquarters: Santa Rosa, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  80. Sonoma County Driving & Riding Club

    EIN 800393676 · Headquarters: Santa Rosa, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  81. Sonoma County Family Farmers Alliance PAC

    EIN 933754624 · Headquarters: Sacramento, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  82. Sonoma County Farm Bureau

    EIN 941210577 · Headquarters: SANTA ROSA, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  83. Sonoma County Farm Trails

    EIN 237278011 · Headquarters: SEBASTOPOL, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  84. Sonoma County Folk Society St Fka Santa Rosa Folk Festival Associati

    EIN 942328294 · Headquarters: Santa Rosa, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  85. Sonoma County Gallery Group

    EIN 208030062 · Headquarters: Bodega Bay, CA, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  86. Sonoma County Genealogical Society Inc

    EIN 510137657 · Headquarters: Santa Rosa, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  87. Sonoma County Herb Association

    EIN 680147016 · Headquarters: Sebastopol, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  88. Sonoma County Hospitality Foundation

    EIN 331984451 · Headquarters: Santa Rosa, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  89. Sonoma County Indian Health Project Inc

    EIN 941741896 · Headquarters: SANTA ROSA, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  90. Sonoma County Kidney Crisis Foundation

    EIN 237172126 · Headquarters: WINDSOR, CA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  91. Sonoma County Law Enforcement Association

    EIN 946138218 · Headquarters: SANTA ROSA, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  92. Sonoma County Library Foundation

    EIN 680137105 · Headquarters: Santa Rosa, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  93. Sonoma County Now

    EIN 883039022 · Headquarters: Santa Rosa, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  94. Sonoma County Paramedic Association

    EIN 680285339 · Headquarters: Santa Rosa, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  95. Sonoma County Purebred Sheep Breeders Assn

    EIN 942465212 · Headquarters: Sebastopol, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  96. Sonoma County Safe and Sober Proj Grad Group Return

    EIN 901078768 · Headquarters: SANTA ROSA, CA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  97. Sonoma County Safe and Sober Project Graduation

    EIN 943139862 · Headquarters: Santa Rosa, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  98. Sonoma County School Nurses Association

    EIN 472786626 · Headquarters: Santa Rosa, CA, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  99. Sonoma County Taxpayers Association Incorp

    EIN 941079719 · Headquarters: Santa Rosa, CA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  100. Sonoma County Tomorrow Inc

    EIN 943019165 · Headquarters: Healdsburg, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

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