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. Wyland Foundation

    EIN 330543876 · Headquarters: RANCHO SANTA MARGARITA, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  2. Wyldflowr Arts Inc

    EIN 421863262 · Headquarters: Oakland, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  3. Wylie Center Charter School Corporation

    EIN 461286686 · Headquarters: RIVERSIDE, CA, US · Unknown & Unclassified · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  4. Wyniski House

    EIN 831717314 · Headquarters: San Francisco, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  5. X Out Hunger

    EIN 464798427 · Headquarters: GLENDALE, CA, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  6. X3RE

    EIN 883778502 · Headquarters: ORINDA, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  7. Xcel Foundation

    EIN 954261705 · Headquarters: Encino, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  8. Xenobe Research Institute

    EIN 201624945 · Headquarters: San Diego, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  9. Xi Chi Psi Ex 7114

    EIN 472403549 · Headquarters: Imperial, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  10. Xo Club

    EIN 954456532 · Headquarters: ROSEMEAD, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  11. Xplore Nations Inc

    EIN 844670820 · Headquarters: Rancho Cucamonga, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  12. Xtreme Fastpitch Softball

    EIN 320433777 · Headquarters: Imperial, CA, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  13. Y & H Soda Foundation

    EIN 941611668 · Headquarters: Moraga, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  14. Y Explorers Phoenix Nation

    EIN 821020858 · Headquarters: Encinitas, CA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  15. Y Sun Foundation

    EIN 332377366 · Headquarters: Sunnyvale, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  16. Y to C Foundation

    EIN 854274255 · Headquarters: CERRITOS, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  17. Yaad of Northern California

    EIN 942464376 · Headquarters: Sacramento, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  18. Yacht Racing Association of San Francisco Bay

    EIN 941615158 · Headquarters: BENICIA, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  19. Yacht Racing Union of Southern California

    EIN 956096079 · Headquarters: Mission Viejo, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  20. Yacht Shrine Club

    EIN 237133117 · Headquarters: SAN MATEO, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  21. Yakera Inc

    EIN 854137914 · Headquarters: Campbell, CA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  22. Yale Club of San Diego

    EIN 330001712 · Headquarters: San Diego, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  23. Yale Club of Southern California Inc

    EIN 953124110 · Headquarters: Los Angeles, CA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  24. Yamato Bonsai Kai Inc

    EIN 900282335 · Headquarters: San Leandro, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  25. Yanagi Okami Foundation

    EIN 943335356 · Headquarters: TRUCKEE, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  26. Yang Seshadri Foundation

    EIN 814925602 · Headquarters: San Francisco, CA, USA · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-EZ

  27. Yankee Doodle Society

    EIN 237385453 · Headquarters: Pacific Palisades, CA, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  28. Yao Qi Zong Foundation

    EIN 932787778 · Headquarters: SAN JOSE, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  29. Yarns for Youth Inc

    EIN 460918657 · Headquarters: FREMONT, CA, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  30. Yasuni-amazona Org

    EIN 474214179 · Headquarters: San Diego, CA, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  31. Yattiyr Isee Christian School

    EIN 274005748 · Headquarters: PASADENA, CA, US · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  32. Ye Old Timers Mineral Club

    EIN 942763337 · Headquarters: Livermore, CA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  33. Ye Olde Towne Band

    EIN 942395964 · Headquarters: San Carlos, CA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  34. Ye Olde Treasure House

    EIN 942489640 · Headquarters: SANTA ROSA, CA, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-EZ

  35. Yean and Pongsri Lu Foundation Inc

    EIN 854199302 · Headquarters: San Carlos, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  36. Yeastside Brewers

    EIN 463382555 · Headquarters: LOS ANGELES, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  37. Yee Fung Toy Family Association

    EIN 941248197 · Headquarters: SAN FRANCISCO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  38. Yee Ying Foundation

    EIN 943085043 · Headquarters: SAN FRANCISCO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  39. Yehoshuas Youth Incorporated

    EIN 993045774 · Headquarters: San Diego, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  40. Yellow Rose Project Inc

    EIN 208439343 · Headquarters: San Diego, CA, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  41. Yeo Family Foundation Inc

    EIN 932795005 · Headquarters: San Jose, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  42. Yeong Wo Association

    EIN 941217700 · Headquarters: San Francisco, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  43. Yerba Buena Island Residents Mutual Benefit Corporation

    EIN 273110812 · Headquarters: San Francisco, CA, US · Unknown & Unclassified · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  44. Yerba Buena Island Residents Mutual Benefit Development Corporation

    EIN 273110814 · Headquarters: San Francisco, CA, US · Unknown & Unclassified · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  45. Yermo Welcome Center

    EIN 831289547 · Headquarters: Yermo, CA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  46. Yes - Keep Chula Vista Clean & Safe

    EIN 993013402 · Headquarters: Sacramento, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  47. Yes for a Better San Diego

    EIN 822967253 · Headquarters: LOS ANGELES, CA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  48. Yes for Abcs Schools

    EIN 471450700 · Headquarters: Sacramento, CA, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  49. Yes for Marin County Library

    EIN 462186768 · Headquarters: Novato, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  50. Yes for Martinez Schools

    EIN 883617883 · Headquarters: Sacramento, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  51. Yes for Novato Schools

    EIN 921285386 · Headquarters: Sacramento, CA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  52. Yes for PCC

    EIN 883743902 · Headquarters: Sacramento, CA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  53. Yes for Safe Streets and Parks for All

    EIN 880542252 · Headquarters: Sacramento, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  54. Yes Greenway

    EIN 871682059 · Headquarters: SAN FRANCISCO, CA, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990

  55. Yes on 18 - Vote for Our Future

    EIN 852605868 · Headquarters: Oakland, CA, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990

  56. Yes on 19 Coalition of Firefighters Realtors Seniors Disabled Homeowners

    EIN 852632484 · Headquarters: San Rafael, CA, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990

  57. Yes on 47 Californians for Safe Neighborhoods & Schools

    EIN 465434158 · Headquarters: Sacramento, CA, USA · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990

  58. Yes on 49 Money Out Voters In

    EIN 471453958 · Headquarters: Seal Beach, CA, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  59. Yes on 5 Californians For Safe Affordable Communitites

    EIN 994102714 · Headquarters: SACRAMENTO, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  60. Yes on 58 Californians for English Proficiency

    EIN 812967587 · Headquarters: SACRAMENTO, CA, USA · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990

  61. Yes on a & B Mayor Garcia Committee to Protect Police & Fire and Rep

    EIN 844639208 · Headquarters: Sacramento, CA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  62. Yes on a for Affordable Housing

    EIN 813236681 · Headquarters: San Jose, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  63. Yes on a for Moorpark Schools

    EIN 843705036 · Headquarters: Sacramento, CA, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-EZ

  64. Yes on a for Renewed School Funding

    EIN 934977474 · Headquarters: Sacramento, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  65. Yes on B & E for Petaluma Schools

    EIN 990417902 · Headquarters: Sacramento, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  66. Yes on B - Support Orinda Schools

    EIN 263959512 · Headquarters: Orinda, CA, US · Unknown & Unclassified · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  67. Yes on B 2020

    EIN 852383254 · Headquarters: Oakland, CA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  68. Yes on B and C - Barrio Logan Community Plan

    EIN 465407828 · Headquarters: Los Angeles, CA, US · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  69. Yes on B Committee to Restore Police Staffing and Public Safety

    EIN 990444482 · Headquarters: Oakland, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  70. Yes on B for High Quality Schools

    EIN 844289609 · Headquarters: Sacramento, CA, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-EZ

  71. Yes on B with Funding from AES

    EIN 472361158 · Headquarters: Sacramento, CA, USA · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990

  72. Yes on Bb Crpstrong

    EIN 994670115 · Headquarters: Sacramento, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  73. Yes on Bb North Sonoma County Citizens for Quality Healthcare

    EIN 852863544 · Headquarters: SACRAMENTO, CA, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990

  74. Yes on C & G for SRCS

    EIN 883764327 · Headquarters: Sacramento, CA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  75. Yes on C For More Housing & Revitalized Downtown

    EIN 934299057 · Headquarters: Oakland, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  76. Yes on Cc Petaluma Citizens for Quality Healthcare

    EIN 852862065 · Headquarters: SACRAMENTO, CA, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990

  77. Yes on D For Redlands Schools 2024

    EIN 994848343 · Headquarters: Oakland, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  78. Yes on D Preserve and Enhance Agricultu a Nate Miley Committee

    EIN 883797006 · Headquarters: Oakland, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  79. Yes on F for Treatment Accountability Mayor Breeds Ballot Measure Committee

    EIN 934377424 · Headquarters: Oakland, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  80. Yes on F San Franciscans for a Full Police Staffing

    EIN 994436216 · Headquarters: SAN FRANCISCO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  81. Yes on G for Livermore Schools

    EIN 883864346 · Headquarters: Sacramento, CA, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ

  82. Yes on G the Affordable Housing Opportunity Fund

    EIN 994460764 · Headquarters: Oakland, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  83. Yes on GCC For Glendale Community College

    EIN 994705525 · Headquarters: SACRAMENTO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  84. Yes on H Help Our Neighborhoods

    EIN 852873353 · Headquarters: SACRAMENTO, CA, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990

  85. Yes on H Investing in Rancho Cordova

    EIN 471552773 · Headquarters: Sacramento, CA, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  86. Yes on Hla Sponsored by Unite Here Local 11

    EIN 990853022 · Headquarters: Los Angeles, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  87. Yes on J - Kern Residents for Responsible Government Sponsored by Labor Organizations

    EIN 880651126 · Headquarters: BAKERSFIELD, CA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  88. Yes on J for Walnut Creek Schools

    EIN 883956872 · Headquarters: Sacramento, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  89. Yes on K Ocean Beach Park for All

    EIN 993911421 · Headquarters: San Francisco, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  90. Yes on L & M for Fairfield

    EIN 994811023 · Headquarters: Sacramento, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  91. Yes on L for All Modesto Students

    EIN 883519108 · Headquarters: Sacramento, CA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  92. Yes on L Fund the Bus

    EIN 992543327 · Headquarters: Oakland, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  93. Yes on L Supported by Matt Haney

    EIN 852463163 · Headquarters: Oakland, CA, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-EZ

  94. Yes on M to Protect Woodland

    EIN 934499109 · Headquarters: Sacramento, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  95. Yes on Measure A

    EIN 371910240 · Headquarters: Santa Ynez, CA, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  96. Yes on Measure a for Pacific Groves Schools

    EIN 471308694 · Headquarters: Sacramento, CA, US · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  97. Yes on Measure A for Sheriff Accountabil

    EIN 883991098 · Headquarters: Oakland, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  98. Yes on Measure AV - A New Hospital For Antelope Valley

    EIN 844109472 · Headquarters: Sacramento, CA, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990

  99. Yes on Measure B General 2020

    EIN 852022578 · Headquarters: SACRAMENTO, CA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  100. Yes on Measure B-14

    EIN 471395676 · Headquarters: Sacramento, CA, US · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-N

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