Nonprofits in District of Columbia

Nonprofits in District of Columbia. Browse 18,651 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. American Initiative for Italian Culture

    EIN 462339743 · Headquarters: WASHINGTON, DC, USA · Arts, Culture & Humanities · Latest available filing year: 2018 · Primary form: IRS Form 990-EZ

  2. American Inn of Court Foundation

    EIN 270835455 · Headquarters: Washington, DC, US · Crime & Legal Related · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  3. American Innovation and Modernization Co

    EIN 834373877 · Headquarters: WASHINGTON, DC, USA · Community Improvement & Capacity Building · Latest available filing year: 2021 · Primary form: IRS Form 990-EZ

  4. American Innovation Forum Corp

    EIN 393788957 · Headquarters: Washington, DC, US · Science & Technology · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  5. American Inns of Court Foundation

    EIN 521636953 · Headquarters: Washington, DC, US · Crime & Legal Related · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  6. American Inns of Court Foundation

    EIN 521638670 · Headquarters: Washington, DC, US · Crime & Legal Related · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  7. American Inns of Court Foundation

    EIN 521638692 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  8. American Inns of Court Foundation

    EIN 521638695 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  9. American Inns of Court Foundation

    EIN 521741953 · Headquarters: Washington, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  10. American Inns of Court Foundation

    EIN 521914341 · Headquarters: Washington, DC, US · Crime & Legal Related · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  11. American Inns of Court Foundation

    EIN 900294100 · Headquarters: Washington, DC, US · Crime & Legal Related · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  12. AMERICAN INNS OF COURT FOUNDATION Edward Coke Appellate Inn of Court

    EIN 522283179 · Headquarters: Washington, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  13. American Institute Bangladesh Stu

    EIN 251581689 · Headquarters: WASHINGTON, DC, USA · International, Foreign Affairs & National Security · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  14. American Institute for Adolescent Psychiatry

    EIN 993040692 · Headquarters: Washington, DC, US · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  15. American Institute for Boys and Men

    EIN 931872834 · Headquarters: WASHINGTON, DC, USA · Social Science · Latest available filing year: 2024 · Primary form: IRS Form 990

  16. American Institute for Conservation of Historic and Artistic Works

    EIN 237291856 · Headquarters: WASHINGTON, DC, USA · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990

  17. American Institute for Jewish Research

    EIN 364724736 · Headquarters: Washington, DC, US · International, Foreign Affairs & National Security · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  18. American Institute for Medical and Biological Engineering Inc

    EIN 237089693 · Headquarters: Washington, DC, USA · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2024 · Primary form: IRS Form 990

  19. American Institute for Regional and Int'l Studies

    EIN 205228443 · Headquarters: WASHINGTON, DC, US · International, Foreign Affairs & National Security · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  20. American Institute for Shippers Associations Inc

    EIN 526054140 · Headquarters: Washington, DC, US · Community Improvement & Capacity Building · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  21. American Institute for Yemeni Studies

    EIN 362979533 · Headquarters: WASHINGTON, DC, USA · Social Science · Latest available filing year: 2024 · Primary form: IRS Form 990

  22. American Institute of Architects College of Fellows Fund Inc

    EIN 710887547 · Headquarters: WASHINGTON, DC, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990

  23. American Institute of Architecture Students Inc

    EIN 521239053 · Headquarters: Washington, DC, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  24. American Institute of Building Design Inc

    EIN 952226842 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990

  25. American Institute of Fishery Research Biologists

    EIN 616050711 · Headquarters: Washington, DC, US · Animal Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  26. American Institute of Implant Dentistry Foundation

    EIN 264503577 · Headquarters: Washington, DC, US · Employment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  27. American Insurance Association Inc

    EIN 133173374 · Headquarters: WASHINGTON, DC, USA · Mutual & Membership Benefit · Latest available filing year: 2018 · Primary form: IRS Form 990

  28. American Insurtech Council Inc

    EIN 874387791 · Headquarters: WASHINGTON, DC, USA · Science & Technology · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  29. American International Health Alliance Inc

    EIN 521773753 · Headquarters: WASHINGTON, DC, USA · International, Foreign Affairs & National Security · Latest available filing year: 2024 · Primary form: IRS Form 990

  30. American Investment Council

    EIN 870792910 · Headquarters: WASHINGTON, DC, USA · Employment · Latest available filing year: 2024 · Primary form: IRS Form 990

  31. American Iron and Steel Institute

    EIN 131832448 · Headquarters: Washington, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  32. American Israel Education Foundation

    EIN 521623781 · Headquarters: Washington, DC, USA · International, Foreign Affairs & National Security · Latest available filing year: 2023 · Primary form: IRS Form 990

  33. American Jesuits International Inc

    EIN 300341787 · Headquarters: Washington, DC, USA · International, Foreign Affairs & National Security · Latest available filing year: 2024 · Primary form: IRS Form 990

  34. American Jewish International Relations

    EIN 611486810 · Headquarters: WASHINGTON, DC, USA · International, Foreign Affairs & National Security · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  35. American Jobs Now

    EIN 921545930 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  36. American Journalism Project

    EIN 831772542 · Headquarters: Washington, DC, United States · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  37. American Kurdish Advocates Inc

    EIN 394649219 · Headquarters: Washington, DC, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  38. American Kurdish Council Inc

    EIN 800231909 · Headquarters: Washington, DC, US · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  39. American Kurdish Information Network

    EIN 521834260 · Headquarters: Washington, DC, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  40. American Kurdistani Federation

    EIN 331698658 · Headquarters: Washington, DC, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  41. American Land Title Association

    EIN 530259366 · Headquarters: WASHINGTON, DC, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990

  42. American Leadership Fund Inc

    EIN 852656340 · Headquarters: Washington, DC, USA · Civil Rights, Social Action & Advocacy · Latest available filing year: 2024 · Primary form: IRS Form 990

  43. American Legal Defense Fund Inc

    EIN 863546506 · Headquarters: WASHINGTON, DC, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  44. American Legal Finance Association Inc

    EIN 201402214 · Headquarters: Washington, DC, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990

  45. American Legal Foundation

    EIN 521187908 · Headquarters: WASHINGTON, DC, USA · Civil Rights, Social Action & Advocacy · Latest available filing year: 2020 · Primary form: IRS Form 990

  46. American Legion

    EIN 521258463 · Headquarters: Washington, DC, US · Public & Societal Benefit · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  47. American Legion

    EIN 521315142 · Headquarters: Washington, DC, US · Public & Societal Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  48. American Legion

    EIN 530026000 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  49. American Legion

    EIN 943457912 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  50. American Legion Auxiliary

    EIN 462416650 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  51. American Legion Auxiliary

    EIN 530212825 · Headquarters: WASHINGTON, DC, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  52. American Legion Post 0029 Wash Police and Fire Post

    EIN 237059522 · Headquarters: WASHGTON, DC, US · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  53. American Lithuanian Business Council

    EIN 462403200 · Headquarters: WASHINGTON, DC, USA · Arts, Culture & Humanities · Latest available filing year: 2018 · Primary form: IRS Form 990-EZ

  54. American Lobby for Humane Organizations

    EIN 521250944 · Headquarters: WASHINGTON, DC, US · Animal Related · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  55. American Loggers Council

    EIN 810505992 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  56. American Logistics Association

    EIN 530130030 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  57. American Main Street Initiative Inc

    EIN 873579772 · Headquarters: WASHINGTON, DC, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  58. American Maritime Congress

    EIN 521090976 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  59. American Maritime Partnership Inc

    EIN 462571977 · Headquarters: WASHINGTON, DC, USA · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990

  60. American Meat Institute

    EIN 361263180 · Headquarters: WASHINGTON, DC, USA · Community Improvement & Capacity Building · Latest available filing year: 2015 · Primary form: IRS Form 990

  61. American Medical Informatics Association

    EIN 521615853 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  62. American Medical Rehabilitation Providers Association Inc

    EIN 364184771 · Headquarters: Washington, DC, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  63. American Mexican Leadership Council

    EIN 394799709 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  64. American Military Partner Associatn

    EIN 461582319 · Headquarters: WASHINGTON, DC, USA · Human Services · Latest available filing year: 2018 · Primary form: IRS Form 990

  65. American Moment Inc

    EIN 851875789 · Headquarters: Washington, DC, USA · Public & Societal Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990

  66. American Mothers Inc

    EIN 136159070 · Headquarters: WASHINGTON, DC, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990

  67. American Mothers Inc

    EIN 311099900 · Headquarters: WASHINGTON, DC, US · Education · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  68. American Muslim & Multifaith Women

    EIN 823637225 · Headquarters: Washington, DC, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  69. American Muslim Institution

    EIN 474414327 · Headquarters: Washington, DC, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  70. American National Standards Institute

    EIN 131635253 · Headquarters: Washington, DC, USA · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990

  71. American Nephrology Council Inc

    EIN 510624404 · Headquarters: WASHINGTON, DC, US · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  72. American News Womens Club Inc

    EIN 530217585 · Headquarters: WASHINGTON, DC, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  73. American Nursery & Landscape Assn

    EIN 521005854 · Headquarters: Washington, DC, USA · Environment · Latest available filing year: 2013 · Primary form: IRS Form 990

  74. American Opportunity

    EIN 922534024 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  75. American Opportunity Action

    EIN 332238677 · Headquarters: WASHINGTON, DC, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  76. American Opportunity Fund

    EIN 332114568 · Headquarters: WASHINGTON, DC, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  77. American Oversight Inc

    EIN 815294830 · Headquarters: WASHINGTON, DC, USA · Civil Rights, Social Action & Advocacy · Latest available filing year: 2024 · Primary form: IRS Form 990

  78. American Patriot Project Inc

    EIN 933611611 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  79. American Patrons of the Pinakothek Trust

    EIN 201898734 · Headquarters: WASHINGTON, DC, USA · Arts, Culture & Humanities · Latest available filing year: 2023 · Primary form: IRS Form 990

  80. American Peanut Product Manufacturer's Inc

    EIN 521309705 · Headquarters: WASHINGTON, DC, USA · Community Improvement & Capacity Building · Latest available filing year: 2018 · Primary form: IRS Form 990-EZ

  81. American Petroleum Institute

    EIN 130433430 · Headquarters: Washington, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  82. American Pharmaceutical Association

    EIN 526054077 · Headquarters: Washington, DC, US · Health Care · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  83. American Pharmacists Association

    EIN 831995091 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  84. American Pharmacists Association Foundation

    EIN 526039142 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  85. American Pilots Association Inc

    EIN 530259463 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  86. American Poetry Museum

    EIN 201730598 · Headquarters: Washington, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  87. American Policy Ventures Action Inc

    EIN 923136332 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  88. American Policy Ventures Foundation F/k/a American Policy Ventures Inc

    EIN 923135965 · Headquarters: WASHINGTON, DC, USA · Public & Societal Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990

  89. American Political Science Association

    EIN 530200001 · Headquarters: WASHINGTON, DC, USA · Social Science · Latest available filing year: 2024 · Primary form: IRS Form 990

  90. American Pops Orchestra

    EIN 812627557 · Headquarters: WASHINGTON, DC, USA · Arts, Culture & Humanities · Latest available filing year: 2021 · Primary form: IRS Form 990

  91. American Postal Workers Accident Benefit Association

    EIN 529455532 · Headquarters: WASHINGTON, DC, US · Employment · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  92. American Postal Workers Union

    EIN 237051706 · Headquarters: WASHINGTON, DC, USA · Employment · Latest available filing year: 2024 · Primary form: IRS Form 990

  93. American Postal Workers Union

    EIN 520913725 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  94. American Postal Workers Union

    EIN 521580859 · Headquarters: Washington, DC, US · Employment · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  95. American Postal Workers Union Holding Corporation

    EIN 521975237 · Headquarters: WASHINGTON, DC, USA · Employment · Latest available filing year: 2025 · Primary form: IRS Form 990

  96. American Prepaid Phonecall Assn Inc

    EIN 454611000 · Headquarters: Washington, DC, USA · Community Improvement & Capacity Building · Latest available filing year: 2016 · Primary form: IRS Form 990

  97. American Priorities Committee Inc

    EIN 994055682 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  98. American Property Owners Alliance

    EIN 364956297 · Headquarters: WASHINGTON, DC, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990

  99. American Prosperity Group Inc

    EIN 834163416 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  100. American Psychiatric Association

    EIN 522168499 · Headquarters: WASHINGTON, DC, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990

First page and all pages