Unknown & Unclassified nonprofits

Unknown & Unclassified nonprofits. Browse 557,756 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. Washington Capitals Sports Club Co

    EIN 854391787 · Headquarters: Linthicum Heights, MD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  2. Washington Capitol Chapter of Auvsi

    EIN 208519903 · Headquarters: Arlington, VA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  3. Washington Cattle Feeders Association

    EIN 910722321 · Headquarters: YAKIMA, WA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  4. Washington Cattlemen's Association

    EIN 910551592 · Headquarters: ELLENSBURG, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  5. Washington Cattlemen's Association Endowment Trust Fund

    EIN 911312203 · Headquarters: ELLENSBURG, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  6. Washington Celebrates America Inc

    EIN 223416747 · Headquarters: Washington, NJ, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  7. Washington Cemetery

    EIN 111454165 · Headquarters: BROOKLYN, NY, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  8. Washington Cemetery Association

    EIN 060580783 · Headquarters: WASHINGTON DEPOT, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  9. Washington Cemetery Association

    EIN 391032301 · Headquarters: JUDA, WI, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  10. Washington Cemetery Association

    EIN 430661847 · Headquarters: GLASGOW, MO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  11. Washington Cemetery Cremation & Funeral Association

    EIN 910865896 · Headquarters: GIG HARBOR, WA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  12. Washington Cemetery Management Corp

    EIN 221621017 · Headquarters: MONMOUTH JUNCTION, NJ, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  13. Washington Center for Middle East Strategy

    EIN 820975091 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990

  14. Washington Center Pta

    EIN 570740857 · Headquarters: GREENVILLE, SC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  15. Washington Chamber of Commerce

    EIN 370985329 · Headquarters: WASHINGTON, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  16. Washington Chamber of Commerce

    EIN 420586680 · Headquarters: WASHINGTON, IA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  17. Washington Chapel Charitable Foundation Inc

    EIN 630884106 · Headquarters: Tuskegee Institute, AL, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  18. Washington Chapt 1187 Women of the Moose

    EIN 581407807 · Headquarters: Washington, NC, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  19. Washington Chapt 318 Women of the Moose

    EIN 251643695 · Headquarters: Washington, PA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  20. Washington Chapter Metals Service Center Institute

    EIN 911853060 · Headquarters: TUKWILA, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  21. Washington Chapter Nsdfpa

    EIN 510165453 · Headquarters: olympia, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  22. Washington Chapter of Delta Chi

    EIN 910197690 · Headquarters: REDMOND, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  23. Washington Chapter of Grambling State University

    EIN 851828193 · Headquarters: Franklinton, LA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  24. Washington Chapter of Municpal Treasurers Association

    EIN 911217394 · Headquarters: Tacoma, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  25. Washington Chapter of the American Institute of Architects

    EIN 530225668 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  26. Washington Chapter of the American Society of Farm Managers and Rural

    EIN 272590659 · Headquarters: Pasco, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  27. Washington Chapter of the National Academy of Elder Law Attorneys

    EIN 911610232 · Headquarters: Gig Harbor, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  28. Washington Chapter of the Society of Defense Financial Management

    EIN 521281151 · Headquarters: ARLINGTON, VA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  29. Washington Chinatown Devel Company Inc

    EIN 521132541 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  30. Washington Christian Assembly Inc

    EIN 237230984 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990

  31. Washington Christian Outreach Inc

    EIN 251550113 · Headquarters: WASHINGTON, PA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  32. Washington Chromatography Discussion Group

    EIN 526080134 · Headquarters: KENSINGTON, MD, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  33. Washington Chu Shan Chinese Opera Institute Inc

    EIN 521830370 · Headquarters: SILVER SPRING, MD, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  34. Washington Citizens Scholarship Fdn Trust

    EIN 066070594 · Headquarters: LITCHFIELD, CT, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  35. Washington City Chamber of Commerce

    EIN 432067837 · Headquarters: washington, UT, US · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  36. Washington City Management Association

    EIN 916070472 · Headquarters: Tacoma, WA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  37. Washington City Orphan Asylum

    EIN 530162650 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  38. Washington City Rotary Club Rotary International

    EIN 872167350 · Headquarters: WASHINGTON, UT, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  39. Washington Cnty Chamber of Commerce

    EIN 350822835 · Headquarters: SALEM, IN, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  40. Washington Cnty Chapt 2019 Women of the Moose

    EIN 541717242 · Headquarters: Abingdon, VA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  41. Washington Co Agricultural Society

    EIN 470328535 · Headquarters: ARLINGTON, NE, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  42. Washington Co Chamber of Commerce

    EIN 470537291 · Headquarters: BLAIR, NE, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  43. Washington Co Farmers Federation

    EIN 636067227 · Headquarters: Chatom, AL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  44. Washington Co Handicapped Srvcs Inc

    EIN 431284335 · Headquarters: POTOSI, MO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  45. Washington Co Sheriffs Posse

    EIN 270024582 · Headquarters: Deer Park, AL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  46. Washington Coal Club

    EIN 541223629 · Headquarters: Washington, DC, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  47. Washington Coalition for Consumer Choice and Innovation

    EIN 413233054 · Headquarters: OLYMPIA, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  48. Washington Coalition for Gifted Education

    EIN 911284136 · Headquarters: Renton, WA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  49. Washington Coalition for Responsible Gam

    EIN 845160432 · Headquarters: SEATTLE, WA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  50. Washington Coalition to Abolish the Death Penalty

    EIN 911344122 · Headquarters: Seattle, WA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  51. Washington Collectors Association Inc

    EIN 910181781 · Headquarters: SEATTLE, WA, USA · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-EZ

  52. Washington College Academy

    EIN 620489473 · Headquarters: LIMESTONE, TN, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  53. Washington Columbian Club Inc

    EIN 430735779 · Headquarters: WASHINGTON, MO, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  54. Washington Columbus Club

    EIN 371280954 · Headquarters: Washington, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  55. Washington Comm High School Band Booster

    EIN 371410201 · Headquarters: WASHINGTON, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  56. Washington Community Action Network

    EIN 911206728 · Headquarters: Seattle, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  57. Washington Community Action Network Education & Research Fund

    EIN 911259403 · Headquarters: Seattle, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  58. Washington Community Alliance Action Fund

    EIN 871399272 · Headquarters: Bellingham, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  59. Washington Community Center

    EIN 874274656 · Headquarters: Seattle, WA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  60. Washington Community Housing Trust Inc

    EIN 061235451 · Headquarters: NEW MILFORD, CT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  61. Washington Conservation Action

    EIN 911548791 · Headquarters: SEATTLE, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  62. Washington Conservation Guild

    EIN 521557279 · Headquarters: ARLINGTON, VA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  63. Washington Construction Industry Council

    EIN 911501471 · Headquarters: TUMWATER, WA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  64. Washington Cornhuskers

    EIN 453860726 · Headquarters: Seattle, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  65. Washington Council American Institute of Architects

    EIN 910778946 · Headquarters: SEATTLE, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  66. Washington Council for Behavioral Health

    EIN 942667269 · Headquarters: SEATTLE, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  67. Washington Council No 1 Cryptic Masons

    EIN 851611388 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  68. Washington Council No 2 Cryptic Masons of Kansas

    EIN 861398024 · Headquarters: WHITE CLOUD, KS, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  69. Washington Council of Lawyers

    EIN 237226323 · Headquarters: Washington, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  70. Washington Council of Police and Sheriff

    EIN 910814989 · Headquarters: OLYMPIA, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  71. Washington Council of the Blind

    EIN 237297653 · Headquarters: YAKIMA, WA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  72. Washington Council of the Blind Diabetics

    EIN 852582716 · Headquarters: Silverdalle, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  73. Washington Counties Insurance Fund

    EIN 916060979 · Headquarters: Tumwater, WA, United States · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  74. Washington County 4-H Club Foundation Inc

    EIN 431954643 · Headquarters: Fayetteville, AR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  75. Washington County 4-H Shooting Sports Club

    EIN 923898553 · Headquarters: Arlington, NE, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  76. Washington County 4-H Wranglers

    EIN 335054719 · Headquarters: Salem, IN, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  77. Washington County 4H Council Inc

    EIN 351837625 · Headquarters: Salem, IN, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  78. Washington County Arts Council Inc

    EIN 237019836 · Headquarters: HAGERSTOWN, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  79. Washington County Association of School Retirees

    EIN 256074022 · Headquarters: CANONSBURG, PA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  80. Washington County Association of Snowmobile Clubs Inc

    EIN 391642925 · Headquarters: Germantown, WI, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  81. Washington County Athletic Association

    EIN 541644005 · Headquarters: BRISTOL, VA, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  82. Washington County Autism Group of Support

    EIN 465565733 · Headquarters: SPRINGFIELD, KY, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  83. Washington County Bar Assoc

    EIN 930874858 · Headquarters: Hillsboro, OR, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  84. Washington County Bar Association

    EIN 251090014 · Headquarters: Washington, PA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  85. Washington County Bar Association Inc

    EIN 223336082 · Headquarters: Barre, VT, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  86. Washington County Barrel Racing Association

    EIN 264165318 · Headquarters: Washington, UT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  87. Washington County Blue Ribbon Livestock 4-H Club

    EIN 922944060 · Headquarters: Fremont, NE, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  88. Washington County Board for Handic

    EIN 431665129 · Headquarters: POTOSI, MO, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  89. Washington County Board of Realtors

    EIN 870343135 · Headquarters: ST GEORGE, UT, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  90. Washington County Board of Realtors Inc

    EIN 352042506 · Headquarters: NEW ALBANY, IN, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  91. Washington County Chamber Of

    EIN 540713504 · Headquarters: ABINGDON, VA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  92. Washington County Chamber of Commerce

    EIN 740525105 · Headquarters: BRENHAM, TX, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  93. Washington County Chamber of Commerce

    EIN 930188235 · Headquarters: Hillsboro, OR, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  94. Washington County Chamber of Commerce Inc

    EIN 520341110 · Headquarters: HAGERSTOWN, MD, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  95. Washington County Chamber of Commerce Inc

    EIN 580691410 · Headquarters: SANDERSVILLE, GA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  96. Washington County Chamber of Commerce Inc

    EIN 590806232 · Headquarters: Chipley, FL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  97. Washington County Chamber PAC

    EIN 874632010 · Headquarters: Portland, OR, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  98. Washington County Chapter Izzak Walton League

    EIN 526114151 · Headquarters: HAGERSTOWN, MD, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  99. Washington County Chapter of the Ohio Genealogical Society

    EIN 311069856 · Headquarters: Marietta, OH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  100. Washington County Christian School

    EIN 593326774 · Headquarters: Chipley, FL, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

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