Nonprofits in San Diego, California

Nonprofits in San Diego, California. Browse 8,764 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. Independent Insurance Agents and Brokers of California Inc

    EIN 943215814 · Headquarters: SAN DIEGO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  2. Independent Music Merchants Group

    EIN 200938961 · Headquarters: SAN DIEGO, CA, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  3. Independent Order of Odd Fellows

    EIN 330018452 · Headquarters: San Diego, CA, US · Mutual & Membership Benefit · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  4. Independent Order of Odd Fellows

    EIN 330025398 · Headquarters: San Diego, CA, US · Mutual & Membership Benefit · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  5. Independent Voter Project

    EIN 204842091 · Headquarters: SAN DIEGO, CA, USA · Civil Rights, Social Action & Advocacy · Latest available filing year: 2024 · Primary form: IRS Form 990

  6. Indian Fine Arts Academy of San Diego

    EIN 260897033 · Headquarters: SAN DIEGO, CA, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990

  7. Indian Voices Blackrose Communications Inc

    EIN 842881444 · Headquarters: San Diego, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  8. Indiependent Legal Services Inc

    EIN 261618892 · Headquarters: San Diego, CA, US · Crime & Legal Related · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  9. Indigentaid

    EIN 264095978 · Headquarters: San Diego, CA, US · Crime & Legal Related · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  10. Indio Police Command Unit

    EIN 272464884 · Headquarters: SAN DIEGO, CA, US · Unknown & Unclassified · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  11. Indo-chinese Association of San Diego Inc

    EIN 330123083 · Headquarters: San Diego, CA, USA · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990

  12. Indonesian Christian Fellowship San Diego

    EIN 844330507 · Headquarters: San Diego, CA, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  13. Industrial Workers of the World

    EIN 815414419 · Headquarters: San Diego, CA, US · Employment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  14. Infection and Autoimmunity Research and Education Foundation

    EIN 371916617 · Headquarters: San Diego, CA, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  15. Infinite Power Corporation

    EIN 813594649 · Headquarters: San Diego, CA, US · Environment · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  16. Infocus Foundation C/o Gatto Pope & Walwick Llp

    EIN 813029873 · Headquarters: SAN DIEGO, CA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  17. Information Systems Security Association

    EIN 930965003 · Headquarters: San Diego, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  18. Informed Conscience

    EIN 260624994 · Headquarters: San Diego, CA, US · Religion Related · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  19. Infragard National Members Alliance Inc

    EIN 203234173 · Headquarters: San Diego, CA, US · International, Foreign Affairs & National Security · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  20. Inika Small Earth Inc

    EIN 273109023 · Headquarters: San Diego, CA, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  21. Inked Upp Investing in Kids Enforcing Direction Unity Peace &

    EIN 862834231 · Headquarters: SAN DIEGO, CA, US · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  22. Inland Wilderness Hunt Club

    EIN 470904332 · Headquarters: SAN DIEGO, CA, US · Unknown & Unclassified · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  23. Inner Circle Kethra Eda Foundation

    EIN 956116079 · Headquarters: San Diego, CA, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  24. Inner City Athletic Program

    EIN 263852797 · Headquarters: San Diego, CA, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  25. Inner City School Inc

    EIN 811511488 · Headquarters: San Diego, CA, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  26. Innermission Productions Inc

    EIN 825238166 · Headquarters: San Diego, CA, US · Arts, Culture & Humanities · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  27. Innovation Middle School Community Foundation

    EIN 263680928 · Headquarters: San Diego, CA, US · Education · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  28. Innovations Academy

    EIN 260418421 · Headquarters: SAN DIEGO, CA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  29. Innovations Dance Inc

    EIN 912153884 · Headquarters: SAN DIEGO, CA, US · Arts, Culture & Humanities · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  30. Inquirefirst

    EIN 811260156 · Headquarters: SAN DIEGO, CA, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990

  31. Inside Art

    EIN 932231327 · Headquarters: San Diego, CA, US · Public & Societal Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  32. Insideout of Prison Ministry

    EIN 453004909 · Headquarters: San Diego, CA, US · Crime & Legal Related · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  33. Insight San Diego

    EIN 474445188 · Headquarters: San Diego, CA, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  34. Insight Vision Center

    EIN 330856771 · Headquarters: SAN DIEGO, CA, USA · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2020 · Primary form: IRS Form 990-EZ

  35. Inspire Changes

    EIN 874340219 · Headquarters: San Diego, CA, US · Health Care · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  36. Inspire Initiative

    EIN 454982093 · Headquarters: San Diego, CA, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  37. Inspire Perspective

    EIN 852506619 · Headquarters: san diego, CA, US · Crime & Legal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  38. Inspire The Foundation for Education

    EIN 260901545 · Headquarters: San Diego, CA, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990

  39. Inspiresd- Inspire Someone Daily

    EIN 830990363 · Headquarters: San Diego, CA, US · Arts, Culture & Humanities · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  40. Inspiring Tomorrows Performers

    EIN 861588582 · Headquarters: SAN DIEGO, CA, USA · Arts, Culture & Humanities · Latest available filing year: 2022 · Primary form: IRS Form 990-PF

  41. Institute for Better Drinking

    EIN 842933668 · Headquarters: San Diego, CA, US · Education · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  42. Institute for Ecological Civilization

    EIN 812533082 · Headquarters: SAN DIEGO, CA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  43. Institute for Global Healing

    EIN 330865897 · Headquarters: SAN DIEGO, CA, US · Education · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  44. Institute for Law & Systems Research

    EIN 330545777 · Headquarters: SAN DIEGO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  45. Institute for Learning and Continuous Improvement

    EIN 330883155 · Headquarters: SAN DIEGO, CA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  46. Institute for Public Strategies

    EIN 330519874 · Headquarters: SAN DIEGO, CA, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990

  47. Institute for Research Integration

    EIN 330940098 · Headquarters: San Diego, CA, US · Medical Research · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  48. Institute for Senior Citizens Assistance Inc

    EIN 880334749 · Headquarters: San Diego, CA, US · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  49. Institute for the Study of Interdimensional Science

    EIN 261373711 · Headquarters: San Diego, CA, US · Unknown & Unclassified · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  50. Institute for Veterinary Healthcare Improvement

    EIN 455329281 · Headquarters: SAN DIEGO, CA, US · Animal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  51. Institute of Consumer Financial Education-ICFE

    EIN 942861426 · Headquarters: San Diego, CA, USA · Education · Latest available filing year: 2020 · Primary form: IRS Form 990

  52. Institute of Contemporary Art San Diego

    EIN 951816068 · Headquarters: San Diego, CA, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  53. Institute of Federal Health Care

    EIN 522255650 · Headquarters: San Diego, CA, US · Arts, Culture & Humanities · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  54. Institute of Genetics

    EIN 330960130 · Headquarters: SAN DIEGO, CA, US · Medical Research · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  55. Institute of Industrial Engineers Inc

    EIN 900152733 · Headquarters: San Diego, CA, US · Education · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  56. Institute of Industrial Engineers Inc

    EIN 956141293 · Headquarters: San Diego, CA, US · Community Improvement & Capacity Building · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  57. Institute of Internal Auditors

    EIN 237408316 · Headquarters: San Diego, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  58. Institute of Management Accountants Inc

    EIN 237353158 · Headquarters: SAN DIEGO, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  59. Institute of Real Estate Mngmt 18 San Diego

    EIN 510203899 · Headquarters: SAN DIEGO, CA, USA · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990

  60. Institute of Reproductive Grief Care

    EIN 991533748 · Headquarters: SAN DIEGO, CA, USA · Health Care · Latest available filing year: 2025 · Primary form: IRS Form 990

  61. Institute of Transportation Engineers-san Diego

    EIN 521332596 · Headquarters: San Diego, CA, US · Mutual & Membership Benefit · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  62. Insulindependence Inc

    EIN 261237229 · Headquarters: SAN DIEGO, CA, USA · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2010 · Primary form: IRS Form 990

  63. Integra Center

    EIN 453837670 · Headquarters: SAN DIEGO, CA, USA · Health Care · Latest available filing year: 2016 · Primary form: IRS Form 990

  64. Integra Community Center

    EIN 923579825 · Headquarters: San Diego, CA, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  65. Intelligence Research Institute Inc

    EIN 843439181 · Headquarters: San Diego, CA, USA · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  66. Inter Compassion Charities Inc

    EIN 471125966 · Headquarters: San Diego, CA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  67. Inter Tribal Sports Inc

    EIN 260752842 · Headquarters: San Diego, CA, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990

  68. Interactive Media Institute

    EIN 912144943 · Headquarters: SAN DIEGO, CA, USA · Mental Health & Crisis Intervention · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  69. Interamerican University

    EIN 330590097 · Headquarters: San Diego, CA, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  70. Intercultural Studies Forum Inc

    EIN 330753279 · Headquarters: San Diego, CA, US · Social Science · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  71. Interdenominational Community Development Corporation

    EIN 954452589 · Headquarters: San Diego, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  72. Interface Inc

    EIN 953239125 · Headquarters: SAN DIEGO, CA, USA · Medical Research · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  73. Interfaith Indonesian Childrens Fund

    EIN 753004520 · Headquarters: San Diego, CA, US · International, Foreign Affairs & National Security · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  74. Interfaith Shelter Network of San Diego

    EIN 952630300 · Headquarters: SAN DIEGO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  75. Internal Medicine Social Committee

    EIN 352259156 · Headquarters: San Diego, CA, US · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  76. International Academy of Jazz - San Diego

    EIN 464534854 · Headquarters: SAN DIEGO, CA, US · Youth Development · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  77. International Action Ministries Inc

    EIN 330480839 · Headquarters: SAN DIEGO, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  78. International AI Caregiving Association

    EIN 333579448 · Headquarters: San Diego, CA, US · Health Care · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  79. International Alliance of Theatrical Stage Employees Union Local 122

    EIN 952975624 · Headquarters: SAN DIEGO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  80. International Alliance Theatrical Stage Employees Local 905

    EIN 237011147 · Headquarters: SAN DIEGO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  81. International Assn For Regression Research

    EIN 953759278 · Headquarters: San Diego, CA, USA · Social Science · Latest available filing year: 2014 · Primary form: IRS Form 990-EZ

  82. International Assoc of Bridge Structural Ironworkers Local 229

    EIN 950865907 · Headquarters: SAN DIEGO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  83. International Association for Safe and Ethical Artificial Intelligence Inc

    EIN 320790930 · Headquarters: SAN DIEGO, CA, USA · Science & Technology · Latest available filing year: 2024 · Primary form: IRS Form 990

  84. International Association for Surfing Research Iasr

    EIN 922708163 · Headquarters: San Diego, CA, US · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  85. International Association of Administrative Professionals

    EIN 956100360 · Headquarters: San Diego, CA, US · Community Improvement & Capacity Building · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  86. International Association of Body Art Professionals

    EIN 271459276 · Headquarters: San Diego, CA, US · Arts, Culture & Humanities · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  87. International Association of Dental Traumatology

    EIN 204968006 · Headquarters: SAN DIEGO, CA, USA · Health Care · Latest available filing year: 2025 · Primary form: IRS Form 990

  88. International Association of Eating Disorders Professionals Foundation

    EIN 300553942 · Headquarters: San Diego, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  89. International Association of Electrical Inspectors

    EIN 330042673 · Headquarters: San Diego, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  90. International Association of Fire Fighters L0289

    EIN 330804965 · Headquarters: SAN DIEGO, CA, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ

  91. International Association of Fire Fighters Local 145

    EIN 956045351 · Headquarters: SAN DIEGO, CA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  92. International Association of Lions Club

    EIN 331286738 · Headquarters: SAN DIEGO, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  93. International Association of Lions Club

    EIN 993494006 · Headquarters: San Diego, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  94. International Association of Lions Clubs

    EIN 201164994 · Headquarters: San Diego, CA, US · Community Improvement & Capacity Building · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  95. International Association of Lions Clubs

    EIN 814046447 · Headquarters: San Diego, CA, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  96. International Association of Lions Clubs

    EIN 841702803 · Headquarters: San Diego, CA, US · Community Improvement & Capacity Building · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  97. International Association of Lions Clubs

    EIN 956123743 · Headquarters: San Diego, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  98. International Association of Lions Clubs

    EIN 956133581 · Headquarters: San Diego, CA, US · Community Improvement & Capacity Building · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  99. International Association of Machinists & Aerospace Workers

    EIN 330285427 · Headquarters: SAN DIEGO, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  100. International Association of Machinists & Aerospace Workers

    EIN 950865912 · Headquarters: SAN DIEGO, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

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