Nonprofits in Washington, District of Columbia

Nonprofits in Washington, District of Columbia. Browse 18,177 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 Caucus & Ctr on Black Aged Career Develop & Trning Inst

    EIN 521360021 · Headquarters: Washington, DC, US · Education · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  2. National Caucus and Center on Black Aging, Inc.

    EIN 237455377 · Headquarters: Washington, DC, US · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  3. National Caucus of Environmental Legislators

    EIN 680633254 · Headquarters: WASHINGTON, DC, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  4. National Center for Child Abuse Statistics and Policy

    EIN 821105348 · Headquarters: Washington, DC, US · Crime & Legal Related · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  5. National Center for Creative Aging

    EIN 870805049 · Headquarters: WASHINGTON, DC, USA · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2014 · Primary form: IRS Form 990

  6. National Center for Economic and Security Alternatives

    EIN 521104361 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  7. National Center for Educational Development

    EIN 237305479 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  8. National Center for Entrepreneurship and Innovation

    EIN 461134634 · Headquarters: Washington, DC, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  9. National Center for Family Philanthropy Inc

    EIN 522055016 · Headquarters: WASHINGTON, DC, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990

  10. National Center for Food and Agricultural Policy Inc

    EIN 521756034 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  11. National Center for Gender Issues and Adhd Inc

    EIN 521793575 · Headquarters: WASHINGTON, DC, US · Mental Health & Crisis Intervention · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  12. National Center for Health Research Inc

    EIN 522169212 · Headquarters: Washington, DC, USA · Social Science · Latest available filing year: 2024 · Primary form: IRS Form 990

  13. National Center for Hearing Innovation

    EIN 272314581 · Headquarters: Washington, DC, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  14. National Center for Investor Education

    EIN 201394464 · Headquarters: Washington, DC, US · Education · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  15. National Center for Learning Disabilities Inc

    EIN 132899381 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  16. National Center for Nonprofit Law

    EIN 521879210 · Headquarters: Washington, DC, US · Community Improvement & Capacity Building · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  17. National Center for Public Policy Research

    EIN 521226614 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  18. National Center for Sustainable Development Inc

    EIN 311778423 · Headquarters: Washington, DC, US · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  19. National Center of Small Communities

    EIN 256190254 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  20. National Center on Sexual Exploitation

    EIN 132608326 · Headquarters: WASHINGTON, DC, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  21. National Center on Sexual Exploitation Institute for Public Policy

    EIN 881180705 · Headquarters: WASHINGTON, DC, US · Crime & Legal Related · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  22. National Certification Council for Activity Professionals

    EIN 363479935 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  23. National Cheese Institute Inc

    EIN 361521722 · Headquarters: WASHINGTON, DC, USA · Medical Research · Latest available filing year: 2018 · Primary form: IRS Form 990

  24. National Cherry Blossom Festival

    EIN 521433877 · Headquarters: WASHINGTON, DC, USA · Arts, Culture & Humanities · Latest available filing year: 2023 · Primary form: IRS Form 990

  25. National Chicken Council

    EIN 540579473 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  26. National Child Care Association Inc

    EIN 581781336 · Headquarters: WASHINGTON, DC, USA · Health Care · Latest available filing year: 2011 · Primary form: IRS Form 990

  27. National Child Research Center

    EIN 530196619 · Headquarters: WASHINGTON, DC, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  28. National Children Museum

    EIN 237423491 · Headquarters: Washington, DC, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  29. National Children's Alliance

    EIN 631044781 · Headquarters: Washington, DC, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  30. National China Garden Foundation

    EIN 274594056 · Headquarters: WASHINGTON, DC, USA · International, Foreign Affairs & National Security · Latest available filing year: 2024 · Primary form: IRS Form 990

  31. National Christian Association Inc

    EIN 521329897 · Headquarters: WASHINGTON, DC, US · Religion Related · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  32. National Christopher Columbus Association Inc

    EIN 800617636 · Headquarters: WASHINGTON, DC, USA · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  33. National Church Growth Research Center

    EIN 521526527 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  34. National Civic Art Society

    EIN 383686330 · Headquarters: Washington, DC, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  35. National Civil Justice Institute

    EIN 046079643 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  36. National Clean Transportation & Advanced Manufacturing Electrical Training Trust

    EIN 991238938 · Headquarters: WASHINGTON, DC, USA · Employment · Latest available filing year: 2025 · Primary form: IRS Form 990

  37. National Coal Council Inc

    EIN 541336131 · Headquarters: WASHINGTON, DC, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  38. National Coalition for Access to Autism Services

    EIN 821276103 · Headquarters: WASHINGTON, DC, USA · Mental Health & Crisis Intervention · Latest available filing year: 2024 · Primary form: IRS Form 990

  39. National Coalition for Asian Pacific American Community Development

    EIN 912121566 · Headquarters: Washington, DC, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990

  40. National Coalition for Capital

    EIN 264517793 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  41. National Coalition for History

    EIN 010688590 · Headquarters: Washington, DC, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  42. National Coalition for Homeless Veterans

    EIN 521826860 · Headquarters: WASHINGTON, DC, USA · Human Services · Latest available filing year: 2023 · Primary form: IRS Form 990

  43. National Coalition for Infant Health

    EIN 830743856 · Headquarters: WASHINGTON, DC, USA · Civil Rights, Social Action & Advocacy · Latest available filing year: 2024 · Primary form: IRS Form 990

  44. National Coalition for Literacy

    EIN 061705499 · Headquarters: Washington, DC, US · Education · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  45. National Coalition for Open Roads

    EIN 851260101 · Headquarters: Washington, DC, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  46. National Coalition for Promoting Physical Activity Inc

    EIN 352083575 · Headquarters: Washington, DC, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  47. National Coalition for the Homeless

    EIN 521517415 · Headquarters: Washington, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  48. National Coalition for Women and Girls in Education

    EIN 521124025 · Headquarters: Washington, DC, US · Civil Rights, Social Action & Advocacy · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  49. National Coalition for Women with Heart Disease Inc

    EIN 522148006 · Headquarters: WASHINGTON, DC, USA · Mental Health & Crisis Intervention · Latest available filing year: 2024 · Primary form: IRS Form 990

  50. National Coalition of Std Directors

    EIN 522065422 · Headquarters: WASHINGTON, DC, USA · Health Care · Latest available filing year: 2023 · Primary form: IRS Form 990

  51. National Coalition on Black Civic Partic

    EIN 521253112 · Headquarters: Washington, DC, USA · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990

  52. National Coalition on Health Care

    EIN 521687849 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  53. National Coalition to Abolish the Death Penalty

    EIN 232290483 · Headquarters: WASHINGTON, DC, US · Civil Rights, Social Action & Advocacy · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  54. National Collaborative for Transformative Youth Policy

    EIN 991467438 · Headquarters: Washington, DC, USA · Civil Rights, Social Action & Advocacy · Latest available filing year: 2024 · Primary form: IRS Form 990

  55. National College Attainment Network

    EIN 311793562 · Headquarters: WASHINGTON, DC, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  56. National Collegiate Preparatory Public Charter High School

    EIN 113827089 · Headquarters: WASHINGTON, DC, USA · Education · Latest available filing year: 2019 · Primary form: IRS Form 990

  57. National Commission for the Accreditation of Special Education

    EIN 522119917 · Headquarters: Washington, DC, US · Education · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  58. National Committee for a Human Life Amendment Inc

    EIN 520991848 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  59. National Committee for Responsive Philanthropy

    EIN 521072749 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  60. National Committee for the Prevention of Elder Abuse

    EIN 043023122 · Headquarters: Washington, DC, USA · Civil Rights, Social Action & Advocacy · Latest available filing year: 2017 · Primary form: IRS Form 990-EZ

  61. National Committee on Pay Equity

    EIN 521236016 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  62. National Committee to Preserve Social Security & Medicare Foundation

    EIN 208742654 · Headquarters: Washington, DC, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  63. National Committee to Preserve Social Security and Medicare

    EIN 521312579 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  64. National Communication Association

    EIN 356007147 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  65. National Community Action Foundation Inc

    EIN 521219782 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  66. National Community Church

    EIN 522016840 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-T

  67. National Community Development Association

    EIN 521197647 · Headquarters: WASHINGTON, DC, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990

  68. National Community Reinvestment Coalition Inc

    EIN 521766126 · Headquarters: WASHINGTON, DC, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990

  69. National Community Stabilization Trust Llc

    EIN 263703347 · Headquarters: WASHINGTON, DC, USA · Housing & Shelter · Latest available filing year: 2025 · Primary form: IRS Form 990

  70. National Confectioners Association of the United States Inc

    EIN 361521980 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  71. National Conference of Burmese- American Catholics

    EIN 611637386 · Headquarters: Washington, DC, USA · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  72. National Conference of Excutives of Associations for Retarded Citizens

    EIN 751758535 · Headquarters: Washington, DC, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  73. National Conference of Puerto Rican Women Inc

    EIN 521638128 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  74. National Conference of State Historic Preservation Officers

    EIN 050373312 · Headquarters: WASHINGTON, DC, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

  75. National Conference of State S Dba the Georgia State Society O

    EIN 541304181 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  76. National Conference of State Societ Dba Mississippi Society of Washingt

    EIN 203823618 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  77. National Conference of State Societ Dba Oregon State Society

    EIN 753205489 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  78. National Conference of State Societies W South Dakota State Society

    EIN 061832761 · Headquarters: Washington, DC, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  79. National Conference of State Societies Washington District Of

    EIN 342047035 · Headquarters: Washington, DC, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  80. National Conference of State Societies Washington District Of

    EIN 530216454 · Headquarters: Washington, DC, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  81. National Conference of State Societies Washington District of C

    EIN 263718161 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  82. National Conference of State Societies Washington District of C

    EIN 475498717 · Headquarters: Washington, DC, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  83. National Conference of State Societies Washington District of C

    EIN 521324701 · Headquarters: Washington, DC, US · Arts, Culture & Humanities · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  84. National Conference of State Societies Washington District of C

    EIN 521739453 · Headquarters: Washington, DC, US · Arts, Culture & Humanities · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  85. National Conference of State Societies Washington District of C

    EIN 522082863 · Headquarters: Washington, DC, US · Arts, Culture & Humanities · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  86. National Conference of State Societies Washington District of C

    EIN 611797217 · Headquarters: Washington, DC, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  87. National Conference on Citizenship

    EIN 520698385 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  88. National Conference on Public Employee

    EIN 310729205 · Headquarters: Washington, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  89. National Conference on Public Employee Retirement

    EIN 016186835 · Headquarters: Washington, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  90. National Conference on Public Employee RS Char FDN

    EIN 266202345 · Headquarters: Washington, DC, US · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  91. National Conference on Soviet Jewry

    EIN 132700517 · Headquarters: WASHINGTON, DC, USA · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990

  92. National Conference State of Socities Washington Dist of Columb

    EIN 521669633 · Headquarters: Washington, DC, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  93. National Confrence of State Societies Washington District of C

    EIN 300559138 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  94. National Confrence of State Societies Washington District of C

    EIN 521244287 · Headquarters: Washington, DC, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  95. National Congress of American Indians

    EIN 530210846 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  96. National Congress of American Indians Fund

    EIN 536017907 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  97. National Congress of Black American Indians

    EIN 471258202 · Headquarters: Washington, DC, US · Arts, Culture & Humanities · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  98. National Congress of Black Women Inc

    EIN 521436163 · Headquarters: Washington, DC, USA · Public & Societal Benefit · Latest available filing year: 2017 · Primary form: IRS Form 990-EZ

  99. National Conservation Foundation

    EIN 900136120 · Headquarters: WASHINGTON, DC, USA · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990

  100. National Conservatory of Dramatic Arts

    EIN 522069008 · Headquarters: WASHINGTON, DC, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990

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