Nonprofits in California

Nonprofits in California. Browse 229,931 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. National Management Assoc

    EIN 943226741 · Headquarters: Sunnyvale, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  2. National Management Assoc

    EIN 953738349 · Headquarters: San Diego, CA, US · Community Improvement & Capacity Building · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  3. National Management Assoc

    EIN 956190285 · Headquarters: Torrance, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  4. National Management Assoc

    EIN 956225274 · Headquarters: Laguna Woods, CA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  5. National Management Assoc 525

    EIN 956092207 · Headquarters: Palmdale, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  6. National Management Association

    EIN 271354963 · Headquarters: Vandenberg, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  7. National Management Association

    EIN 330081922 · Headquarters: Orange, CA, US · Community Improvement & Capacity Building · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  8. National Management Association

    EIN 953173834 · Headquarters: CHULA VISTA, CA, USA · Community Improvement & Capacity Building · Latest available filing year: 2014 · Primary form: IRS Form 990-EZ

  9. National Marine Corps Business Network Inc

    EIN 813076805 · Headquarters: Folsom, CA, US · Public & Societal Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  10. National Marine Mammal Foundation Inc

    EIN 261501109 · Headquarters: SAN DIEGO, CA, USA · Animal Related · Latest available filing year: 2024 · Primary form: IRS Form 990

  11. National Martial Arts Scholarship Foundation Inc

    EIN 453359973 · Headquarters: Agoura Hills, CA, US · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  12. National Mass Media Telecommunication Systems Inc

    EIN 942761357 · Headquarters: San Francisco, CA, US · Arts, Culture & Humanities · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  13. National Masters Racquetball Association

    EIN 860917716 · Headquarters: MALIBU, CA, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  14. National Math Camps Inc

    EIN 332746569 · Headquarters: Torrance, CA, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990

  15. National Medical Technology Testbed Inc

    EIN 330578722 · Headquarters: Loma Linda, CA, US · Medical Research · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  16. National Medicare Association

    EIN 453262607 · Headquarters: Van Nuys, CA, US · Health Care · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  17. National Members Redding California Inc

    EIN 271643218 · Headquarters: Redding, CA, US · Mutual & Membership Benefit · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  18. National Mock Trial Association Inc

    EIN 463658197 · Headquarters: Westlake Village, CA, US · Education · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  19. National Mortgage Network Inc

    EIN 800296610 · Headquarters: San Diego, CA, US · Housing & Shelter · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  20. National Motorcycle Patrol

    EIN 942389750 · Headquarters: San Francisco, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  21. National Motorcycle Safety Fund Inc

    EIN 521228981 · Headquarters: IRVINE, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  22. National Multi-ethnic Families Associaton

    EIN 770265793 · Headquarters: OXNARD, CA, USA · Arts, Culture & Humanities · Latest available filing year: 2016 · Primary form: IRS Form 990-EZ

  23. National Multiple Sclerosis Society Northern California

    EIN 941294935 · Headquarters: SAN FRANCISCO, CA, USA · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2016 · Primary form: IRS Form 990-EZ

  24. National Multiple Sclerosis Society Pacific South Coast Chapter

    EIN 952633200 · Headquarters: SAN DIEGO, CA, USA · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2016 · Primary form: IRS Form 990-EZ

  25. National Multiple Sclerosis Society Southern California & Nevada Chapter

    EIN 951727656 · Headquarters: LOS ANGELES, CA, USA · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2016 · Primary form: IRS Form 990-EZ

  26. National Museum of Animals & Society

    EIN 274726818 · Headquarters: Beverly Hills, CA, USA · Arts, Culture & Humanities · Latest available filing year: 2015 · Primary form: IRS Form 990

  27. National Museum of the United States Army Air Forc

    EIN 871794248 · Headquarters: Yuba City, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  28. National Naval Officers Association Inc

    EIN 770139924 · Headquarters: Monterey, CA, US · Crime & Legal Related · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  29. National Neighborhood Watch Institute Ai

    EIN 413135974 · Headquarters: Brea, CA, US · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  30. National Neigong Research Society

    EIN 770421204 · Headquarters: Berkeley, CA, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  31. National Network for District Authorizing

    EIN 871274269 · Headquarters: Rocklin, CA, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  32. National Network for Immigrant & Refugee Rights

    EIN 943065434 · Headquarters: OAKLAND, CA, USA · Civil Rights, Social Action & Advocacy · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  33. National Network for Social Work Managers

    EIN 650066444 · Headquarters: Los Angeles, CA, USA · Human Services · Latest available filing year: 2017 · Primary form: IRS Form 990

  34. National Network for Technology Entreprenuership and Commercialization

    EIN 204330913 · Headquarters: FRESNO, CA, USA · Community Improvement & Capacity Building · Latest available filing year: 2013 · Primary form: IRS Form 990-EZ

  35. National Network of Abortion Funds

    EIN 263075666 · Headquarters: San Diego, CA, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  36. National Network of Mutual Help Centers

    EIN 943138494 · Headquarters: Culver City, CA, US · Human Services · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  37. National Network of Youth Ministries

    EIN 330082789 · Headquarters: San Diego, CA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  38. National Non Leathal Weapons Association

    EIN 827132296 · Headquarters: Lancaster, CA, US · Education · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  39. National Notary Foundation

    EIN 954585133 · Headquarters: CHATSWORTH, CA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  40. National Novel Writing Month

    EIN 651282653 · Headquarters: Berkeley, CA, USA · Arts, Culture & Humanities · Latest available filing year: 2022 · Primary form: IRS Form 990

  41. National Nurses United

    EIN 271450491 · Headquarters: Oakland, CA, USA · Employment · Latest available filing year: 2024 · Primary form: IRS Form 990

  42. National Obesity Foundation

    EIN 272063573 · Headquarters: LOS ANGELES, CA, USA · Mental Health & Crisis Intervention · Latest available filing year: 2020 · Primary form: IRS Form 990-PF

  43. National Oceanic Society

    EIN 330699391 · Headquarters: Irvine, CA, US · Science & Technology · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  44. National Optometric Affiliates

    EIN 822188517 · Headquarters: SACRAMENTO, CA, USA · Health Care · Latest available filing year: 2019 · Primary form: IRS Form 990-EZ

  45. National Orange Show

    EIN 951744230 · Headquarters: SAN BERNARDINO, CA, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990

  46. National Orange Show Foundation

    EIN 330232534 · Headquarters: SAN BERNARDINO, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  47. National Order of Trench Rats an Aux of Disabled American Veterans

    EIN 900783015 · Headquarters: SANTA MARIA, CA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  48. National Order of Trench Rats Dugout 159

    EIN 956093658 · Headquarters: Bakersfield, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  49. National Org of Blacks in Dietetics & Nutrition

    EIN 341788881 · Headquarters: SAN DIEGO, CA, USA · Food, Agriculture & Nutrition · Latest available filing year: 2010 · Primary form: IRS Form 990-EZ

  50. National Organization for College Placement

    EIN 200637582 · Headquarters: Los Angeles, CA, US · Education · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  51. National Organization for Disorders of the Corpus Callosum

    EIN 331029337 · Headquarters: YORBA LINDA, CA, USA · Medical Research · Latest available filing year: 2024 · Primary form: IRS Form 990

  52. National Organization for Medical Intuition

    EIN 882597894 · Headquarters: TUJUNGA, CA, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  53. National Organization for Renal Disease

    EIN 954738511 · Headquarters: Hesperia, CA, US · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  54. National Organization for Women

    EIN 680392615 · Headquarters: Stockton, CA, US · Civil Rights, Social Action & Advocacy · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  55. National Organization for Women Inc

    EIN 222743292 · Headquarters: Palm Springs, CA, US · Civil Rights, Social Action & Advocacy · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  56. National Organization for Women Inc

    EIN 472967319 · Headquarters: San Diego, CA, US · Civil Rights, Social Action & Advocacy · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  57. National Organization for Women Inc

    EIN 510136521 · Headquarters: Pasadena, CA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  58. National Organization for Women Inc

    EIN 510242432 · Headquarters: San Diego, CA, US · Civil Rights, Social Action & Advocacy · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  59. National Organization for Women Inc

    EIN 510242437 · Headquarters: Pleasanton, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  60. National Organization for Women Inc

    EIN 510242439 · Headquarters: Walnut Creek, CA, US · Civil Rights, Social Action & Advocacy · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  61. National Organization for Women Inc

    EIN 521240518 · Headquarters: pasdena, CA, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  62. National Organization for Women Inc

    EIN 521309455 · Headquarters: Monterey, CA, US · Civil Rights, Social Action & Advocacy · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  63. National Organization for Women Inc

    EIN 521309463 · Headquarters: Sacramento, CA, US · Civil Rights, Social Action & Advocacy · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  64. National Organization for Women Inc

    EIN 521624108 · Headquarters: Santa Barbara, CA, US · Civil Rights, Social Action & Advocacy · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  65. National Organization for Women Inc

    EIN 521788070 · Headquarters: Santa Rosa, CA, US · Civil Rights, Social Action & Advocacy · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  66. National Organization for Women Inc

    EIN 593812775 · Headquarters: West Hollywood, CA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  67. National Organization for Women Inc

    EIN 815451987 · Headquarters: Ojai, CA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  68. National Organization for Women Inc

    EIN 821962998 · Headquarters: Winchester, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  69. National Organization for Women Inc

    EIN 931199752 · Headquarters: Laguna Niguel, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  70. National Organization for Women Inc

    EIN 953802578 · Headquarters: Los Angeles, CA, US · Civil Rights, Social Action & Advocacy · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  71. National Organization for Women Inc San Luis Obispo California

    EIN 510242436 · Headquarters: San Luis Obispo, CA, US · Civil Rights, Social Action & Advocacy · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  72. National Organization of Alpha Sigma Kappa Women in Technical Stu

    EIN 833166755 · Headquarters: Goleta, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  73. National Organization of Asian American Veterans

    EIN 844319515 · Headquarters: Irvine, CA, US · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  74. National Organization of Black Law Enforcement Executives Noble

    EIN 300990442 · Headquarters: Alpine, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  75. National Organization of Black Law Enforcement Executives Noble

    EIN 450498564 · Headquarters: Claremont, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  76. National Organization of Black Law Enforcement Executives Noble

    EIN 521497585 · Headquarters: Culver City, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  77. National Organization of Black Law Enforcement Executives Noble

    EIN 911823751 · Headquarters: Danville, CA, US · Public & Societal Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  78. National Organization of Black Law Enforcement Executives Noble

    EIN 943161065 · Headquarters: Sacramento, CA, US · Crime & Legal Related · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  79. National Organization of Gay and Lesbian Scientist & Technical Prof

    EIN 954358685 · Headquarters: PASADENA, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  80. National Organization of Mothers of Twins Club Inc

    EIN 620136871 · Headquarters: SACRAMENTO, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  81. National Organization of Mothers of Twins Clubs Clubs Inc

    EIN 237409994 · Headquarters: LOS GATOS, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  82. National Organization of Mothers of Twins Clubs Inc

    EIN 161652803 · Headquarters: EL SEGUNDO, CA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  83. National Organization of Mothers of Twins Clubs Inc

    EIN 201696035 · Headquarters: NORTHRIDGE, CA, US · Human Services · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  84. National Organization of Mothers of Twins Clubs Inc

    EIN 202265995 · Headquarters: POWAY, CA, US · Human Services · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  85. National Organization of Mothers of Twins Clubs Inc

    EIN 202701465 · Headquarters: CHINO HILLS, CA, US · Human Services · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  86. National Organization of Mothers of Twins Clubs Inc

    EIN 202808297 · Headquarters: NORCO, CA, US · Human Services · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  87. National Organization of Mothers of Twins Clubs Inc

    EIN 205286118 · Headquarters: NORCO, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  88. National Organization of Mothers of Twins Clubs Inc

    EIN 237062694 · Headquarters: FOUNTAIN VALLEY, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  89. National Organization of Mothers of Twins Clubs Inc

    EIN 237198415 · Headquarters: FRESNO, CA, US · Human Services · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  90. National Organization of Mothers of Twins Clubs Inc

    EIN 261438799 · Headquarters: Danville, CA, US · Human Services · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  91. National Organization of Mothers of Twins Clubs Inc

    EIN 264716694 · Headquarters: BAKERSFIELD, CA, US · Human Services · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  92. National Organization of Mothers of Twins Clubs Inc

    EIN 320180017 · Headquarters: DURHAM, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  93. National Organization of Mothers of Twins Clubs Inc

    EIN 330018259 · Headquarters: CHULA VISTA, CA, US · Human Services · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  94. National Organization of Mothers of Twins Clubs Inc

    EIN 330298657 · Headquarters: ORANGE, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  95. National Organization of Mothers of Twins Clubs Inc

    EIN 330327352 · Headquarters: Alta Loma, CA, US · Human Services · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  96. National Organization of Mothers of Twins Clubs Inc

    EIN 330339908 · Headquarters: SAN DIEGO, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  97. National Organization of Mothers of Twins Clubs Inc

    EIN 330596209 · Headquarters: APPLE VALLEY, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  98. National Organization of Mothers of Twins Clubs Inc

    EIN 330777394 · Headquarters: LAKESIDE, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  99. National Organization of Mothers of Twins Clubs Inc

    EIN 330844574 · Headquarters: san diego, CA, US · Human Services · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  100. National Organization of Mothers of Twins Clubs Inc

    EIN 330916279 · Headquarters: Palm Desert, CA, US · Human Services · Latest available filing year: 2007 · Primary form: IRS Form 990-N

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