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 African Jewish American Community

    EIN 330229578 · Headquarters: LA JOLLA, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  2. South America Mission Association

    EIN 330564000 · Headquarters: WALNUT, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  3. South Bay Afl-cio Labor Council

    EIN 940376375 · Headquarters: San Jose, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  4. South Bay Alliance for the Mentally Ill

    EIN 330064560 · Headquarters: Torrance, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  5. South Bay Apple Mac Users Group

    EIN 330277608 · Headquarters: Rancho Palos Verdes, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  6. South Bay Assn of Chambers of Commerce

    EIN 953094484 · Headquarters: LONG BEACH, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  7. South Bay Bar Association

    EIN 953838765 · Headquarters: Chula Vista, CA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  8. South Bay Bar Association of Los Angeles County Inc

    EIN 953433602 · Headquarters: TORRANCE, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  9. South Bay Bar Association of Los Angeles Foundation Inc

    EIN 383910015 · Headquarters: TORRANCE, CA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  10. South Bay Center for Counseling

    EIN 237360521 · Headquarters: WILMINGTON, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  11. South Bay Challenge

    EIN 330486563 · Headquarters: SOUTH PASADENA, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  12. South Bay Chamber Music Society INC

    EIN 956112992 · Headquarters: Palos Verdes Peninsula, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  13. South Bay Chinese Service Club

    EIN 942963262 · Headquarters: Fremont, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  14. South Bay Cities Genealogical Society

    EIN 953327262 · Headquarters: Torrance, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  15. South Bay Coalition for Altermatives to Violence

    EIN 953471685 · Headquarters: LONG BEACH, CA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  16. South Bay Deutscher Schulverein

    EIN 942640415 · Headquarters: San Jose, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  17. South Bay Epiphyllum Society

    EIN 800310350 · Headquarters: Torrance, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  18. South Bay Families for Affordable College-Yes on Z

    EIN 813914916 · Headquarters: Sacramento, CA, USA · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-EZ

  19. South Bay Historical Railroad Society Inc

    EIN 770071257 · Headquarters: SANTA CLARA, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  20. South Bay Intergroup and Their Board of Overeaters Anonymous

    EIN 510166693 · Headquarters: Harbor City, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  21. South Bay Kennel Club Inc

    EIN 952379457 · Headquarters: HARBOR CITY, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  22. South Bay Lapidary & Mineral Society Inc

    EIN 953507308 · Headquarters: Torrance, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  23. South Bay Literacy Council

    EIN 954041955 · Headquarters: Torrance, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  24. South Bay Masonic Building Association

    EIN 951473400 · Headquarters: Redondo Beach, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  25. South Bay Monarchs Inc

    EIN 393878588 · Headquarters: West Hollywood, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  26. South Bay Motorcycle Chapter

    EIN 954575254 · Headquarters: HARBOR CITY, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  27. South Bay Musical Theatre

    EIN 941704916 · Headquarters: SAN JOSE, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  28. South Bay Mustang Owners

    EIN 330658430 · Headquarters: Hawthorne, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  29. South Bay New Orleans Jazz Club

    EIN 953797973 · Headquarters: Lakewood, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  30. South Bay Optometric Society

    EIN 954034478 · Headquarters: GARDENA, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  31. South Bay Orchid Society Inc

    EIN 953175464 · Headquarters: HARBOR CITY, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  32. South Bay Parents & Community for Quality School Construction

    EIN 811340057 · Headquarters: SAN DIEGO, CA, USA · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-EZ

  33. South Bay Philharmonic

    EIN 943481628 · Headquarters: San Jose, CA, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  34. South Bay Pioneers Inc

    EIN 952223398 · Headquarters: Chula Vista, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  35. South Bay Piping Industry Labor Management Trust

    EIN 770284700 · Headquarters: SANTA CLARA, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  36. South Bay Pony Baseball

    EIN 953862872 · Headquarters: MANHATTAN BEACH, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  37. South Bay Revival Assembly Inc

    EIN 271620883 · Headquarters: LAKEWOOD, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  38. South Bay Rod & Gun Club Inc

    EIN 952119402 · Headquarters: San Diego, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  39. South Bay Scottish Society

    EIN 770348421 · Headquarters: San Jose, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  40. South Bay Shrine Club

    EIN 237134081 · Headquarters: SAN MATEO, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  41. South Bay Soccer Association

    EIN 770006258 · Headquarters: Los Osos, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  42. South Bay Soccer Referee Association

    EIN 953856161 · Headquarters: Redondo Beach, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  43. South Bay Spot

    EIN 463606354 · Headquarters: Newark, CA, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  44. South Bay Traditional Jazz Society

    EIN 237335388 · Headquarters: Santa Clara, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  45. South Bay Unitarian Fellowship

    EIN 956228946 · Headquarters: El Segundo, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  46. South Bay United for Safe Strong Schools Yes On DD

    EIN 831326051 · Headquarters: Sacramento, CA, USA · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-EZ

  47. South Bay United Teachers

    EIN 952757305 · Headquarters: Redondo Beach, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  48. South Bay Vietnamese American Culture Foundation

    EIN 800245838 · Headquarters: Santa Ana, CA, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  49. South Bay Wheelmen Inc

    EIN 237412751 · Headquarters: Redondo Beach, CA, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  50. South Bay Yacht Club

    EIN 510201542 · Headquarters: ALVISO, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  51. South Bay Youth Rugby Foundation

    EIN 260198035 · Headquarters: Carson, CA, US · Unknown & Unclassified · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  52. South Beach Yacht Club

    EIN 943078390 · Headquarters: SAN FRANCISCO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  53. South Berkeley Community Housing Development Corporation

    EIN 943065407 · Headquarters: Berkeley, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  54. South Butte Hunting Club Inc

    EIN 612182566 · Headquarters: FORTUNA, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  55. South Cardinal Football and Cheer

    EIN 814400453 · Headquarters: Irvine, CA, USA · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990

  56. South Coast Air Quality Mgt District Bldg Corp

    EIN 953479541 · Headquarters: DIAMOND BAR, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  57. South Coast Avs

    EIN 262621277 · Headquarters: Fountain Valley, CA, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  58. South Coast Bmw Riders Club Inc

    EIN 954287044 · Headquarters: Santa Ana, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  59. South Coast Childrens Services Inc

    EIN 942439616 · Headquarters: PESCADERO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  60. South Coast Chinese Cultural Association

    EIN 953367525 · Headquarters: IRVINE, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  61. South Coast Chorale Inc

    EIN 330452300 · Headquarters: Long Beach, CA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  62. South Coast Community Services

    EIN 330521169 · Headquarters: Mission Viejo, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  63. South Coast Corinthian Yacht Club

    EIN 956063923 · Headquarters: MARINA DEL REY, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  64. South Coast Counseling Inc

    EIN 956220759 · Headquarters: COSTA MESA, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  65. South Coast Foundation Inc

    EIN 770177830 · Headquarters: SACRAMENTO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  66. South Coast Hockey Association

    EIN 237406983 · Headquarters: MISSION VIEJO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  67. South Coast Lacrosse Academy Inc

    EIN 863956397 · Headquarters: SAN CLEMENTE, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  68. South Coast Literacy Council Inc

    EIN 953446927 · Headquarters: Lake Forest, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  69. South Coast Officials Association

    EIN 264345880 · Headquarters: Oceanside, CA, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  70. South Coast Orchid Society Inc

    EIN 956095637 · Headquarters: Los Alamitos, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  71. South County a R E S Inc

    EIN 943083021 · Headquarters: Portola Valley, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  72. South County Advocates Inc

    EIN 301204911 · Headquarters: REDDING, CA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  73. South County All Stars

    EIN 800620293 · Headquarters: Soledad, CA, US · Unknown & Unclassified · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  74. South County Aquatics

    EIN 612153084 · Headquarters: Mission Viejo, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  75. South County Chambers of Commerce

    EIN 952289035 · Headquarters: ARROYO GRANDE, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  76. South County Economic Development Council

    EIN 330447669 · Headquarters: National City, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  77. South County Historical Society

    EIN 953539454 · Headquarters: ARROYO GRANDE, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  78. South County Outreach

    EIN 330330233 · Headquarters: IRVINE, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  79. South County Peoples Kitchen

    EIN 770305498 · Headquarters: ARROYO GRANDE, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  80. South County Seniors Inc

    EIN 770252816 · Headquarters: Grover Beach, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  81. South County Teachers United

    EIN 953140375 · Headquarters: CHULA VISTA, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  82. South County Umpires Association

    EIN 943166851 · Headquarters: Oakland, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  83. South East Youth Organization

    EIN 953680955 · Headquarters: ANAHEIM, CA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  84. South El Monte High School PTSA

    EIN 954396451 · Headquarters: South El Monte, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  85. South End Rowing Club

    EIN 940881310 · Headquarters: SAN FRANCISCO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  86. South First Street 27 Corp

    EIN 393842887 · Headquarters: SAN MATEO, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  87. South Gate Chamber of Commerce Inc

    EIN 951457660 · Headquarters: SOUTH GATE, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  88. South Gate Junior Athletic Association

    EIN 956111831 · Headquarters: SOUTH GATE, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  89. South High Parent Teacher Association Inc

    EIN 956207437 · Headquarters: TORRANCE, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  90. South High School Athletic Booster Club

    EIN 510142459 · Headquarters: BAKERSFIELD, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  91. South High XC T&F Inc

    EIN 874828910 · Headquarters: Torrance, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  92. South Hills Country Club

    EIN 951746318 · Headquarters: WEST COVINA, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  93. South Hills High School Ptsa

    EIN 956207438 · Headquarters: West Covina, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  94. South Hollywood Neighborhood Association

    EIN 320423176 · Headquarters: LOS ANGELES, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  95. South India Fine Arts

    EIN 942598561 · Headquarters: CUPERTINO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  96. South Indian Music Academy

    EIN 330061431 · Headquarters: BELLFLOWER, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  97. South Johnstone Amateur Radio Council Inc

    EIN 953842969 · Headquarters: South Pasadena, CA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  98. South Kaweah Mutual Water Company

    EIN 956098918 · Headquarters: Three Rivers, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  99. South La Rooster Boosters

    EIN 393327034 · Headquarters: Los Angeles, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  100. South Lake Business Association

    EIN 953225613 · Headquarters: PASADENA, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

First page and all pages