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. South Lake Tahoe Lodge No 1632 Loyal Order of Moos

    EIN 510226643 · Headquarters: SOUTH LAKE TAHOE, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  2. South Lake Tahoe Lodging Association

    EIN 680329533 · Headquarters: S LAKE TAHOE, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  3. South Lake Tahoe Senior Citizens Inc

    EIN 942821472 · Headquarters: South Lake Tahoe, CA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  4. South Lake Tahoe Yacht Club

    EIN 237382128 · Headquarters: South Lake Tahoe, CA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  5. South Lake Venom

    EIN 454971259 · Headquarters: Hidden Valley Lake, CA, US · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  6. South Mesa Water Company

    EIN 951239350 · Headquarters: CALIMESA, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  7. South Modesto Businesses Unite

    EIN 271935094 · Headquarters: HUGHSON, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  8. South Monterey County Youth Alliance

    EIN 453774120 · Headquarters: Soledad, CA, US · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  9. South Morro Hills Assoc

    EIN 953156626 · Headquarters: SAN LUIS REY, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  10. South Mountain Mutual Water Company

    EIN 832553198 · Headquarters: Santa Paula, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  11. South Mountain Water Company

    EIN 951646450 · Headquarters: YUCAIPA, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  12. South Natomas Transportation Management Association

    EIN 680210403 · Headquarters: SACRAMENTO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  13. South Oceanside Elementary Pto

    EIN 956207440 · Headquarters: OCEANSIDE, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  14. South Orange County California Genealogical Society

    EIN 330598591 · Headquarters: MISSION VIEJO, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  15. South Orange County Christian Homeschoolers

    EIN 371829508 · Headquarters: Anaheim, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  16. South Orange County Radio

    EIN 933505274 · Headquarters: SAN CLEMENTE, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  17. South Orange County Regional Chambers of Commerce IncSo OC Economic Coalition

    EIN 952668003 · Headquarters: Mission Viejo, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  18. South Orange County Rods and Customs

    EIN 320675559 · Headquarters: LAGUNA NIGUEL, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  19. South Orange County Unit 538

    EIN 330631506 · Headquarters: SAN JUAN CAPO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  20. South Park Stakeholders Group Inc

    EIN 954390079 · Headquarters: LOS ANGELES, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  21. South Pasadena Amateur Radio Club

    EIN 811813306 · Headquarters: South Pasadena, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  22. South Pasadena Beautiful Inc

    EIN 237056588 · Headquarters: South Pasadena, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  23. South Pasadena Chinese Baptist Church

    EIN 953936128 · Headquarters: South Pasadena, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  24. South Pasadena Chinese-american Club

    EIN 954224005 · Headquarters: S PASADENA, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  25. South Pasadena Educational Foundation

    EIN 953532316 · Headquarters: SOUTH PASADENA, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  26. South Pasadena Kiwanis Foundation Inc

    EIN 956111841 · Headquarters: South Pasadena, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  27. South Pasadena Little League

    EIN 953612499 · Headquarters: SOUTH PASADENA, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  28. South Pasadena Masonic Association

    EIN 951239485 · Headquarters: South Pasadena, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  29. South Pasadena Police Officers Association

    EIN 237132171 · Headquarters: SOUTH PASADENA, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  30. South Pasadena Preservation Foundation Inc

    EIN 237221724 · Headquarters: SOUTH PASADENA, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  31. South Placer Seniors Softball Club

    EIN 680262427 · Headquarters: ANTELOPE, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  32. South Pocket Homeowners Association

    EIN 384198373 · Headquarters: Sacramento, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  33. South Pointe Community Club

    EIN 954224290 · Headquarters: WALNUT, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  34. South Sacramento Elk Grove District Council Society of St Vncnt De Pau

    EIN 475023513 · Headquarters: SACRAMENTO, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  35. South Sacramento Food Bank and Community Service

    EIN 851681862 · Headquarters: Sacramento, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  36. South Sacramento Interfaith Partnership

    EIN 237070165 · Headquarters: SACRAMENTO, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  37. South Sacramento Islamic Center

    EIN 680362015 · Headquarters: Sacramento, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  38. South San Francisco Chamber of Commerce

    EIN 940881445 · Headquarters: SOUTH SAN FRANCISCO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  39. South San Francisco for Good Public Policy

    EIN 883123556 · Headquarters: San Rafael, CA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  40. South San Francisco Police Association

    EIN 942414766 · Headquarters: SOUTH SAN FRANCISCO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  41. South San Francisco Rotary Foundation

    EIN 942585087 · Headquarters: SOUTH SAN FRANCISCO, CA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-PF

  42. South San Francisco United Soccer Club

    EIN 942958300 · Headquarters: South San Francisco, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  43. South San Francisco Youth Baseball Managers Association

    EIN 942936869 · Headquarters: South San Francisco, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  44. South San Jose Saints

    EIN 800873863 · Headquarters: San Jose, CA, US · Unknown & Unclassified · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  45. South San Jose Youth Soccer League

    EIN 942909998 · Headquarters: San Jose, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  46. South Shore Village Club

    EIN 237003302 · Headquarters: SANTA ANA, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  47. South Shore Yacht Club

    EIN 956102269 · Headquarters: Newport Beach, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  48. South Side Vineyards Association

    EIN 872260290 · Headquarters: ELK GROVE, CA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  49. South Skyline Firefighters

    EIN 942867086 · Headquarters: Los Gatos, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  50. South State Hwy 49 Properties Inc

    EIN 842415222 · Headquarters: JACKSON, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  51. South Sunrise Little League

    EIN 956069330 · Headquarters: ORANGE, CA, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ

  52. South Tahoe High School Grad Night Task Force

    EIN 680367276 · Headquarters: South Lake Tahoe, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  53. South Tahoe National Little League INC

    EIN 946112254 · Headquarters: South Lake Tahoe, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  54. South Tahoe Soccer Association

    EIN 274198101 · Headquarters: SOUTH LAKE TAHOE, CA, US · Unknown & Unclassified · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  55. South Tule Independent Ditch Company

    EIN 940881560 · Headquarters: PORTERVILLE, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  56. South Valley Fleurs Garden Club

    EIN 912170059 · Headquarters: Gilroy, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  57. South Valley Junior High Home & School Club

    EIN 770264467 · Headquarters: Gilroy, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  58. South West Masonic Temple Corporation

    EIN 952509871 · Headquarters: National City, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  59. South West Pinto Horse Breeders & Exhibitors

    EIN 020790067 · Headquarters: Santee, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  60. South Yreka Firefighters Auxiliary

    EIN 942891459 · Headquarters: YREKA, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  61. South Yuba River Citizens League

    EIN 680171371 · Headquarters: NEVADA CITY, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  62. South-east Asia Schools Project

    EIN 453971325 · Headquarters: Long Beach, CA, US · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  63. Southampton Swim Club

    EIN 941695556 · Headquarters: BENICIA, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  64. Southarea Recreation Inc

    EIN 510186449 · Headquarters: Sacramento, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  65. Southbay C a E R Inc

    EIN 330524988 · Headquarters: Carson, CA, US · Unknown & Unclassified · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  66. Southbay Roundup

    EIN 342043820 · Headquarters: REDONDO BEACH, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  67. Southbay Ski Club

    EIN 946094472 · Headquarters: San Jose, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  68. Southbay Teen Challenge

    EIN 770071828 · Headquarters: SAN JOSE, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  69. Southeast Alano Club

    EIN 330182999 · Headquarters: SAN DIEGO, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  70. Southeast Asian Christian Ministry

    EIN 680141375 · Headquarters: Redding, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  71. Southeast District Bar Association

    EIN 237060681 · Headquarters: DOWNEY, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  72. Southeast Escrow Association

    EIN 611613235 · Headquarters: DOWNEY, CA, US · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  73. Southeast Japanese School & Community Center

    EIN 237011600 · Headquarters: Norwalk, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  74. Southeast Lake Water Company

    EIN 946067907 · Headquarters: Corcoran, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  75. Southeast Torrance Homeowners Association Inc

    EIN 237071302 · Headquarters: Torrance, CA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  76. Southeren California Coalition Alliance Inc

    EIN 814650959 · Headquarters: Lake Elsinore, CA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  77. Southern Alamada County Radio Controllers Inc

    EIN 942924175 · Headquarters: Foster City, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  78. Southern Alameda County Dental Society

    EIN 946174163 · Headquarters: PLEASANTON, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  79. Southern Baptist General Convention of California

    EIN 421723603 · Headquarters: North Highlands, CA, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  80. Southern Breeze Tree and Stone Society

    EIN 472831186 · Headquarters: Claremont, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  81. Southern Ca Chapter of the North American Versatile Hunting Dog Ass

    EIN 330851244 · Headquarters: Norco, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  82. Southern Ca Labor Management Operating Engineers Contract Compliance Trust Fund

    EIN 954370422 · Headquarters: PASADENA, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  83. Southern Ca Tri-counties Branch of the International Dyslexia Association

    EIN 330060987 · Headquarters: RIVERSIDE, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  84. Southern Calif Assoc of Quilt Shop Owners

    EIN 460519081 · Headquarters: Thousand Oaks, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  85. Southern Calif Branch of American Society for Microbiology

    EIN 954151267 · Headquarters: SOUTH PASADENA, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  86. Southern Calif Chapter of International Concrete Repair Institute Inc

    EIN 800222953 · Headquarters: SANTEE, CA, USA · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-EZ

  87. Southern Calif Soft Drink Industry Health and Welfare Trust Fund

    EIN 953248029 · Headquarters: WEST COVINA, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  88. Southern California Academy of Endodontics

    EIN 330323663 · Headquarters: GLENDALE, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  89. Southern California Academy of Oral Pathology

    EIN 956101277 · Headquarters: La Habra Heights, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  90. Southern California Academy of Sciences

    EIN 956047942 · Headquarters: LOS ANGELES, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  91. Southern California Acro Team Inc DBA SCATS Gymnastics

    EIN 952320002 · Headquarters: Huntington Beach, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  92. Southern California Aerospace Professional Representatives

    EIN 954407542 · Headquarters: El Segundo, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  93. Southern California All American Association

    EIN 272074383 · Headquarters: Glendale, CA, US · Unknown & Unclassified · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  94. Southern California Alumni Association of Chung Shan Medical

    EIN 953946878 · Headquarters: West Covina, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  95. Southern California Amateur Hockey Association

    EIN 954103925 · Headquarters: LONG BEACH, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  96. Southern California American Hungarian Club Inc

    EIN 956529431 · Headquarters: BLOOMINGTON, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  97. Southern California American Industrial Hygiene Association Inc

    EIN 510188342 · Headquarters: Lakewood, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  98. Southern California Antique Radio Society

    EIN 953067053 · Headquarters: Fallbrook, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  99. Southern California Arbeter Ring Educational Center Inc

    EIN 952748100 · Headquarters: Los Angeles, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  100. Southern California Area National C Ountil of Negro Women Inc

    EIN 020738607 · Headquarters: Los Angeles, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

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