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. Menlo Park Historical Association

    EIN 237304914 · Headquarters: MENLO PARK, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  2. Menlo Park Legends Baseball

    EIN 800947979 · Headquarters: REDWOOD CITY, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  3. Menlo Park Live Oak Lions Club Inc

    EIN 943165951 · Headquarters: MENLO PARK, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  4. Menlo Park Neighbors for Affordable Homes

    EIN 883334512 · Headquarters: Sacramento, CA, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990

  5. Menlo Park Shutzhund Club

    EIN 680243242 · Headquarters: San Rafael, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  6. Menlo Polo Club

    EIN 942755126 · Headquarters: MENLO PARK, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  7. Menlo School

    EIN 943204137 · Headquarters: ATHERTON, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  8. Menlo School and Menlo College

    EIN 941156656 · Headquarters: ATHERTON, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  9. Menorah Housing Foundation

    EIN 237103775 · Headquarters: LOS ANGELES, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  10. Mens Association of Via Verde Country Club

    EIN 237099559 · Headquarters: San Dimas, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  11. Mens Auxiliary Vfw Post 5059

    EIN 462322466 · Headquarters: DENAIR, CA, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  12. Mens Equipping Network Inc

    EIN 471635716 · Headquarters: Fresno, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  13. Mens Garden Club of Los Angeles

    EIN 956093510 · Headquarters: Granada Hills, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  14. Mens Garden Club of Santa Rosa

    EIN 680060983 · Headquarters: Santa Rosa, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  15. Mens Golf Association of Lomas Santa Fe Country Club

    EIN 953786738 · Headquarters: Solana Beach, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  16. Mens Golf Club of the Fountaingrove Club

    EIN 334156385 · Headquarters: SANTA ROSA, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  17. Mens Senior Baseball League of San Jose

    EIN 770223388 · Headquarters: Oakhurst, CA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  18. Mensch International Foundation

    EIN 462466365 · Headquarters: PALM SPRINGS, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  19. Mensona Kennel Club Incorporated

    EIN 946102771 · Headquarters: Sebastopol, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  20. Mental Health Advocacy Services Inc

    EIN 953371166 · Headquarters: GLENDALE, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  21. Mental Health America of Los Angeles

    EIN 951881491 · Headquarters: Long Beach, California, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  22. Mental Health America of Yuba Sutter

    EIN 943061252 · Headquarters: YUBA CITY, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  23. Mental Health Association in Sd County

    EIN 951948185 · Headquarters: San Diego, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  24. Mental Health Care for All

    EIN 841861391 · Headquarters: San Francisco, CA, USA · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-EZ

  25. Mental Research Institute

    EIN 941585914 · Headquarters: MENLO PARK, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  26. Mentone Beach Moose Lodge 1335

    EIN 953246885 · Headquarters: Mentone, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  27. Mentoring Sacred Arts Inc

    EIN 820931361 · Headquarters: Citrus Heights, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  28. Mentors for Youth&adults Worldwide

    EIN 954503255 · Headquarters: Los Angeles, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  29. Mentors in Service

    EIN 934884873 · Headquarters: Benicia, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  30. Mentors International

    EIN 392837757 · Headquarters: UKIAH, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  31. Mentorship & Youth Club of America

    EIN 921042402 · Headquarters: Canoga Park, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  32. Merced Breakfast Lions Foundation

    EIN 770405394 · Headquarters: Merced, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  33. Merced City Firefighters Assoc Local 1479

    EIN 946127207 · Headquarters: MERCED, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  34. Merced County Academic Decathalon Association Inc

    EIN 942819219 · Headquarters: Merced, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  35. Merced County Bowling Hall of Fame

    EIN 260778820 · Headquarters: Atwater, CA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  36. Merced County Farm Bureau

    EIN 941189709 · Headquarters: MERCED, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  37. Merced County Genealogical Society

    EIN 770083325 · Headquarters: Merced, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  38. Merced County Livestock Association

    EIN 941315450 · Headquarters: LOS BANOS, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  39. Merced County Sheriffs Posse

    EIN 770005842 · Headquarters: Hilmar, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  40. Merced Data Special Services Inc

    EIN 770334403 · Headquarters: Merced, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  41. Merced Garden Club

    EIN 431951101 · Headquarters: Merced, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  42. Merced Girls Softball League

    EIN 770252727 · Headquarters: Merced, CA, US · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  43. Merced Golf and Country Club

    EIN 941067679 · Headquarters: MERCED, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  44. Merced High School Kiwins

    EIN 465682113 · Headquarters: Merced, CA, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  45. Merced High School Quarterback Club

    EIN 770303663 · Headquarters: MERCED, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  46. Merced Horsemen's Association

    EIN 946017892 · Headquarters: MERCED, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  47. Merced Hotel & Lodging Association

    EIN 861959173 · Headquarters: Merced, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  48. Merced Lao Family Community Inc

    EIN 770268241 · Headquarters: MERCED, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  49. Merced Lodge No 1240 Bpo Elks

    EIN 940317170 · Headquarters: MERCED, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  50. Merced Swimming Tank Asso

    EIN 941676791 · Headquarters: Merced, CA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  51. Merced Union High School District Teachers Association

    EIN 462800388 · Headquarters: MERCED, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  52. Merced Union High School Education Foundation

    EIN 770312888 · Headquarters: MERCED, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  53. Merced Womens Club

    EIN 940675651 · Headquarters: merced, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  54. Merced Youth Soccer Association

    EIN 942626228 · Headquarters: MERCED, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  55. Merced Youth Sports Complex Association

    EIN 770282837 · Headquarters: Merced, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  56. Merced-mariposa Co Medical Society

    EIN 941739298 · Headquarters: Merced, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  57. Merced-mariposa District Council

    EIN 770021570 · Headquarters: Merced, CA, USA · Unknown & Unclassified · Latest available filing year: 2012 · Primary form: IRS Form 990-EZ

  58. Mercedes Benz Club of America

    EIN 953660127 · Headquarters: Irvine, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  59. Mercedes-benz Club of America

    EIN 273405024 · Headquarters: Morro Bay, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  60. Mercedes-benz Club of America

    EIN 770118675 · Headquarters: Fresno, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  61. Mercedes-benz Club of America Inc

    EIN 237439127 · Headquarters: Oakland, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  62. Mercedes-benz Club of Northern California

    EIN 770012291 · Headquarters: Menlo Park, CA, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  63. Mercedmariposa Teachers Uniserv Council

    EIN 942761360 · Headquarters: MERCED, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  64. Merchants of Upper Market Inc

    EIN 942941816 · Headquarters: San Francisco, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  65. MERCO Credit Union

    EIN 941366983 · Headquarters: Merced, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  66. Mercy Apps

    EIN 852184816 · Headquarters: Cupertino, CA, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-EZ

  67. Mercy Foundation North

    EIN 943136799 · Headquarters: REDDING, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  68. Mercy Hospital Foundation San Diego

    EIN 942958094 · Headquarters: SAN DIEGO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  69. Mercy Justly Organization

    EIN 991329153 · Headquarters: FREMONT, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  70. Mercy Projects

    EIN 953535105 · Headquarters: Murrieta, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  71. Mercy Street Mission

    EIN 862052664 · Headquarters: LOS ANGELES, CA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  72. Meredith Gardens Homeowners Association

    EIN 953600392 · Headquarters: Huntington Beach, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  73. Merged Family Initiative

    EIN 820748090 · Headquarters: Mission Viejo, CA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  74. Meridian Farms Water Company

    EIN 940676265 · Headquarters: MERIDIAN, CA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  75. Meridian Lions Club

    EIN 946079317 · Headquarters: MERIDIAN, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  76. Meridian Road Water Association

    EIN 320243894 · Headquarters: castroville, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  77. Merit Hall Apartments Inc

    EIN 954204895 · Headquarters: LONG BEACH, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  78. Merkuz Holistic Mental Wellness Center

    EIN 934512286 · Headquarters: San Jose, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  79. Meroitic Pyramid Foundation

    EIN 871361973 · Headquarters: San Jose, CA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  80. Merritt Island Rhf Housing Inc

    EIN 592721378 · Headquarters: LONG BEACH, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  81. Merry Go Rounder

    EIN 743154441 · Headquarters: Ridgecrest, CA, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  82. Merry Jane Gardening Club LLC

    EIN 862296384 · Headquarters: Monterey, CA, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ

  83. Meru Foundation

    EIN 680002931 · Headquarters: SAN RAFAEL, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  84. Mesa Christian Schools

    EIN 330551318 · Headquarters: SAN DIEGO, CA, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990

  85. Mesa Hawks PTSA

    EIN 901072775 · Headquarters: Arroyo Grande, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  86. Mesa Oaks Community Improvement Assoc Inc

    EIN 952140037 · Headquarters: Covina, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  87. Mesa Union School

    EIN 770387183 · Headquarters: SOMIS, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  88. Mesa Union Teachers Associatioin

    EIN 814092096 · Headquarters: Somis, CA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  89. Mesa Verde Country Club

    EIN 952964918 · Headquarters: COSTA MESA, CA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  90. Mesa View Middle School Parent-teacher

    EIN 953825474 · Headquarters: HUNTINGTON BEACH, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  91. Mesa View Pta

    EIN 901119058 · Headquarters: MENIFEE, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  92. Mescal Creek Water Inc

    EIN 956379388 · Headquarters: Pinon Hills, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  93. Mesquite Rhf Housing Inc

    EIN 752264833 · Headquarters: LONG BEACH, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  94. Messianic Literature Outreach

    EIN 310920880 · Headquarters: San Diego, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  95. Metal Arts Association of Silicon Valley

    EIN 208659021 · Headquarters: Sunnyvale, CA, US · Unknown & Unclassified · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  96. Metal Arts Society of Southern California

    EIN 953488760 · Headquarters: Tustin, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  97. Metal Casting Stormwater Monitoring Gp Inc

    EIN 680271332 · Headquarters: EL DORADO HILLS, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  98. Metal Finishing Association of Northern California Inc

    EIN 680015782 · Headquarters: BURBANK, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  99. Metal Finishing Association of Southern California Inc

    EIN 237287642 · Headquarters: BURBANK, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  100. Metal for Your Mental Health

    EIN 423159082 · Headquarters: Redwood City, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

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