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. Original Gospel Tabernacle of Los Angeles

    EIN 953733088 · Headquarters: Torrance, CA, US · Unknown & Unclassified · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  2. Original Imperial Grand Council Ancient Arabic Order

    EIN 521862019 · Headquarters: LOS ANGELES, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  3. Orima Inc

    EIN 942897204 · Headquarters: Emeryville, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  4. Orinda Baseball Association

    EIN 943016824 · Headquarters: Orinda, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  5. Orinda Community for Excellent Schools

    EIN 831679276 · Headquarters: Orinda, CA, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ

  6. Orinda Country Club

    EIN 940735460 · Headquarters: ORINDA, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  7. Orinda Downs Homeowners Association

    EIN 237230739 · Headquarters: ORINDA, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  8. Orinda Foundation Orinda Park and Recreation Foundation

    EIN 510172525 · Headquarters: ORINDA, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  9. Orinda Historical Society

    EIN 946204287 · Headquarters: Orinda, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  10. Orinda Horse Association

    EIN 680195412 · Headquarters: Orinda, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  11. Orinda Masonic Hall Association

    EIN 237211574 · Headquarters: Orinda, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  12. Orinda Moraga Pools Association

    EIN 942941820 · Headquarters: Orinda, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  13. Orinda Network for Education

    EIN 942623617 · Headquarters: ORINDA, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  14. Orinda Park Inc

    EIN 940735468 · Headquarters: ORINDA, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  15. Orinda Womans Club

    EIN 946094644 · Headquarters: Orinda, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  16. Orland Area Chamber of Commerce

    EIN 941148087 · Headquarters: Orland, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  17. Orland Chapt 144 Women of the Moose

    EIN 680080702 · Headquarters: Orland, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  18. Orland Community Scholarship Association

    EIN 237062706 · Headquarters: Orland, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  19. Orland Historical and Cultural Society

    EIN 942624264 · Headquarters: Orland, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  20. Orland Moose Lodge #1901

    EIN 680029745 · Headquarters: Orland, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  21. Orland Unit Water Users' Association

    EIN 941275482 · Headquarters: ORLAND, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  22. Orleans Vol Fire Department

    EIN 942572021 · Headquarters: Orleans, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  23. Ornbaun Cemetery Perpetual Maintenance Fund

    EIN 942893552 · Headquarters: ELK CREEK, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  24. Ornest Family Foundation

    EIN 954436139 · Headquarters: SANTA MONICA, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  25. Ornithopter Society

    EIN 473813218 · Headquarters: El Dorado Hills, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  26. Oro Grande Foundation

    EIN 952106478 · Headquarters: APPLE VALLEY, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  27. Oro Grande Riverside Prep Educators Association

    EIN 883698965 · Headquarters: Oro Grande, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  28. OroHealth Corporation

    EIN 942994776 · Headquarters: Oroville, CA, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990

  29. Oromo Christian Fellowship

    EIN 320262799 · Headquarters: San Diego, CA, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  30. Oroville Area Chamber of Commerce

    EIN 941047051 · Headquarters: Oroville, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  31. Oroville Golden Feather Model a S Inc

    EIN 942376287 · Headquarters: PARADISE, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  32. Oroville Lodge No 519

    EIN 237197692 · Headquarters: OROVILLE, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  33. Oroville Piecemakers Quilt Guild

    EIN 680452738 · Headquarters: Palermo, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  34. Oroville Youth Soccer Club

    EIN 942771667 · Headquarters: OROVILLE, CA, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ

  35. Orphan Frontier

    EIN 813366871 · Headquarters: LEMON GROVE, CA, USA · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990

  36. Orthopedic Institute of the Good Samaritan Hospital

    EIN 954346048 · Headquarters: Los Angeles, CA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  37. Orval and Susie Stewart Foundation

    EIN 330171627 · Headquarters: SAN DIEGO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  38. Oscar Brown Golf Club

    EIN 680310833 · Headquarters: Pleasanton, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  39. Oshman Family Jewish Community Center

    EIN 770185734 · Headquarters: PALO ALTO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  40. Osho Guru Kripa

    EIN 320856495 · Headquarters: HAYWARD, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  41. Osmania University Medical Alumni Association Of

    EIN 521612092 · Headquarters: Stockton, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  42. Oso Grande Elementary School PTA California Congress

    EIN 161726166 · Headquarters: Ladera Ranch, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  43. Oso Valley Greenbelt Association

    EIN 953127903 · Headquarters: IRVINE, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  44. Osteopathic Physicians & Surgeons of California

    EIN 952117017 · Headquarters: SACRAMENTO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  45. Ostomy Association of Sonoma County

    EIN 237399231 · Headquarters: Santa Rosa, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  46. Ostomy Association Orange County Association

    EIN 237429295 · Headquarters: Orange, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  47. Oswald Chambers Foundation

    EIN 942819071 · Headquarters: Monterey, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  48. Oswalt Academy PTSA

    EIN 953892780 · Headquarters: Walnut, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  49. Otay Mesa Chamber of Commerce

    EIN 330278802 · Headquarters: San Diego, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  50. Otay Ranch One Community Association

    EIN 330847057 · Headquarters: San Diego, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  51. Otay Service Corporation

    EIN 330588922 · Headquarters: Spring Valley, CA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  52. Othella & Tesah Housecenter Incorporated

    EIN 475537068 · Headquarters: sacramento, CA, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  53. Other Music Inc

    EIN 942694754 · Headquarters: San Francisco, CA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  54. Otpb Inc

    EIN 853966003 · Headquarters: THOUSAND OAKS, CA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  55. Ott Family Wilderness Foundation

    EIN 920921328 · Headquarters: Farmersville, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  56. Ottd Organization

    EIN 931343088 · Headquarters: Lake Forest, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  57. Otter Creek Home and School Club

    EIN 263640252 · Headquarters: Georgetown, CA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  58. Ou Family Foundation

    EIN 993280630 · Headquarters: DIAMOND BAR, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  59. Ouchless ED Project

    EIN 872317151 · Headquarters: Corte Madera, CA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  60. Our Childrens Place

    EIN 954388984 · Headquarters: BURBANK, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  61. Our Common Ground Inc

    EIN 222923921 · Headquarters: REDWOOD CITY, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  62. Our Daily Bread Ministries

    EIN 262878035 · Headquarters: CRESCENT CITY, CA, USA · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990

  63. Our Fathers SLE

    EIN 272365945 · Headquarters: San Francisco, CA, USA · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990

  64. Our Hands of Love Corporation

    EIN 934738696 · Headquarters: ONTARIO, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  65. Our Karavan Company

    EIN 941711704 · Headquarters: Carmichael, CA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  66. Our Lady of Fatima Rosary Group-pr

    EIN 465424055 · Headquarters: POMONA, CA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  67. Our Lady of Grace Society of St Vincent De Paul

    EIN 271290902 · Headquarters: SACRAMENTO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  68. Our Lady of Guadalupe Society

    EIN 300914933 · Headquarters: Huntington Beach, CA, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  69. Our Lady of Guadalupe Society

    EIN 611707766 · Headquarters: San Jose, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  70. Our Lady of Peace Magnificat Orange County Chapter

    EIN 330665292 · Headquarters: DANA POINT, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  71. Our Lady of Perpetual Help Church Olph Filipino Ministry

    EIN 432088124 · Headquarters: Santa Calrita, CA, US · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  72. Our Lady of the Desert Inc Ingleside Lodge

    EIN 330002365 · Headquarters: YUCCA VALLEY, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  73. Our Lady's Rosary Crusade

    EIN 942851448 · Headquarters: Corte Madera, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  74. Our Legacy Entertainment Services Organization Incorporated

    EIN 862308085 · Headquarters: LOS ANGELES, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  75. Our Little Helpers Inc

    EIN 812953974 · Headquarters: LOS ANGELES, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  76. Our Neighborhood Partnership

    EIN 264373825 · Headquarters: Sacramento, CA, US · Unknown & Unclassified · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  77. Our Revolution Contra Costa

    EIN 830720541 · Headquarters: ANTIOCH, CA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  78. Our Rivers of Life Inc

    EIN 460731611 · Headquarters: Lancaster, CA, US · Unknown & Unclassified · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  79. OUR SAVIOURS LUTHERAN DEVELOPMENT CORP Co CARING Housing Ministries

    EIN 953460073 · Headquarters: GLENDALE, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  80. Our Union Our Future

    EIN 392399176 · Headquarters: NEWHALL, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  81. Oustomah Lodge #16 IOOF

    EIN 911837242 · Headquarters: Nevada City, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  82. Out-spokin Conejo Velo Inc

    EIN 770152394 · Headquarters: Lakewood Pl, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  83. Outdoor Resorts Indio Pickleball Association

    EIN 812085289 · Headquarters: Indio, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  84. Outdoor Resorts-palm Springs Recreational Club

    EIN 330589226 · Headquarters: Cathedral CIty, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  85. Outdoor Writers Association of California

    EIN 680298480 · Headquarters: Davis, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  86. Outdoors Empowered Network

    EIN 464947644 · Headquarters: SAN FRANCISCO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  87. Outfest

    EIN 954089601 · Headquarters: LOS ANGELES, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  88. Outpost Research Group

    EIN 464125646 · Headquarters: CHINO, CA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  89. Outpost96 Inc

    EIN 834596605 · Headquarters: Anaheim Hills, CA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  90. Outrageous Foundation Inc C/o Robert Mcgrath

    EIN 942474423 · Headquarters: SAN FRANCISCO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  91. Outside in Theatre

    EIN 863948479 · Headquarters: LOS ANGELES, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  92. Outstanding Berryess Schools Yes on U

    EIN 844214631 · Headquarters: Sacramento, CA, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-EZ

  93. Ovalau Outrigger Canoe & Sailing as Sociation

    EIN 423097842 · Headquarters: Malibu, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  94. Over Everything

    EIN 863560448 · Headquarters: Los Angeles, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  95. Over the Hill Gang San Diego

    EIN 352800022 · Headquarters: SANTEE, CA, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ

  96. Over the Wall Foundation

    EIN 263132151 · Headquarters: Thousand Oaks, CA, US · Unknown & Unclassified · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  97. Overaa Family Group

    EIN 680396816 · Headquarters: RICHMOND, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  98. Overeaters Anonymous North Calif Intergroup

    EIN 942741714 · Headquarters: San Jose, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  99. Overeaters Anonymous of Sacramento Inc

    EIN 942225631 · Headquarters: Sacramento, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  100. Overeaters Anonymous San Fernando Valley

    EIN 953566978 · Headquarters: Woodland Hills, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

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