Unknown & Unclassified nonprofits in Washington

Unknown & Unclassified nonprofits in Washington. Browse 12,928 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 Rose Society

    EIN 300815176 · Headquarters: Auburn, WA, US · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  2. American Rose Society

    EIN 581783636 · Headquarters: Vancouver, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  3. American Rose Society

    EIN 581783743 · Headquarters: Walla Walla, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  4. American Rose Society

    EIN 581832752 · Headquarters: Kennewick, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  5. American Rose Society

    EIN 621772854 · Headquarters: Eatonville, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  6. American Rose Society

    EIN 911176219 · Headquarters: Latah, WA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  7. American Rose Society

    EIN 911954616 · Headquarters: TACOMA, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  8. American Rose Society

    EIN 916055967 · Headquarters: Tacoma, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  9. American Rose Society

    EIN 916058375 · Headquarters: Bellevue, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  10. American Slavic Womens Club

    EIN 910966643 · Headquarters: Seattle, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  11. American Society for Clinical Laboratory Science Region Ix

    EIN 237082578 · Headquarters: Mercer Island, WA, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ

  12. American Society for Clinical Laboratory Science Washington

    EIN 911141434 · Headquarters: Spokane, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  13. American Society for Clinical Laboratory Science Washington

    EIN 911141454 · Headquarters: Spokane, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  14. American Society for Clinical Laboratory Science Washington

    EIN 911141455 · Headquarters: Spokane, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  15. American Society for Clinical Laboratory Science Washington

    EIN 916058184 · Headquarters: Spokane, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  16. American Society for Training & Dev Puget Sound Chapter

    EIN 916065245 · Headquarters: SEATTLE, WA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  17. American Society of Appraisers

    EIN 872997400 · Headquarters: Sammamish, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  18. American Society of Heating Refrigerating & A-c Engineers

    EIN 320465558 · Headquarters: Spokane, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  19. American Society of Heating Refrigeration & A-c Engineers

    EIN 237128564 · Headquarters: Seattle, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  20. American Society of Landscape Architects Washington State Chapter

    EIN 510187559 · Headquarters: OLYMPIA, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  21. American Society of Physicians

    EIN 851430017 · Headquarters: SEATAC, WA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  22. American Society of Plumbing Engineers

    EIN 271034541 · Headquarters: Seattle, WA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  23. American Society of Radiologic Technologists

    EIN 916050614 · Headquarters: Marysville, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  24. American Society of Travel Agents Inc

    EIN 823517416 · Headquarters: Sammamish, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  25. American String Teachers Association Incorporated

    EIN 916087115 · Headquarters: Tacoma, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  26. American Thoracic Society Inc

    EIN 800759374 · Headquarters: Seattle, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  27. American Urban Art and Graffiti Conserva

    EIN 882689693 · Headquarters: SNOHOMISH, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  28. American Vaulting Association

    EIN 834310081 · Headquarters: Woodinville, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  29. American Vaulting Association Redwing Vaulters

    EIN 454431706 · Headquarters: REDMOND, WA, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-EZ

  30. American Veterinary Medical Association WSU College of Vet Med Student Chapter

    EIN 916027605 · Headquarters: Pullman, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  31. American Volkssport Association Inc

    EIN 260112178 · Headquarters: Lynnwood, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  32. American Volkssport Association Inc

    EIN 472887321 · Headquarters: GRAHAM, WA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  33. American Volkssport Association Inc

    EIN 742597422 · Headquarters: Federal Way, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  34. American Volkssport Association Inc

    EIN 742635837 · Headquarters: Sequim, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  35. American Volkssport Association Inc

    EIN 911387575 · Headquarters: Sedro Woolley, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  36. American Volkssport Association Inc

    EIN 911438305 · Headquarters: Yakima, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  37. American Volkssport Association Inc

    EIN 911463303 · Headquarters: Vancouver, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  38. American Volkssport Association Inc

    EIN 911480391 · Headquarters: Federal Way, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  39. American Volkssport Association Inc

    EIN 911487407 · Headquarters: Maple Valley, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  40. American Volkssport Association Inc

    EIN 911506017 · Headquarters: Renton, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  41. American Volkssport Association Inc

    EIN 911546646 · Headquarters: Seattle, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  42. American Volkssport Association Inc

    EIN 911566806 · Headquarters: GRAHAM, WA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  43. American Volkssport Association Inc

    EIN 911583107 · Headquarters: PUYALLUP, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  44. American Volkssport Association Inc

    EIN 911618059 · Headquarters: Lacey, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  45. American Volkssport Association Inc

    EIN 911956344 · Headquarters: Spokane, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  46. American West-vancouver Chinese School

    EIN 911906397 · Headquarters: Vancouver, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  47. American Wheat Mission Inc Milal Mission in Seattle

    EIN 912160054 · Headquarters: EDMONDS, WA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  48. American Wranglers Junior Horsemen

    EIN 462808101 · Headquarters: Walla Walla, WA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  49. Ames Lake Water Association

    EIN 237065656 · Headquarters: REDMOND, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  50. Amnesty International USA Inc

    EIN 223267922 · Headquarters: SEATTLE, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  51. Amvets

    EIN 030430307 · Headquarters: TACOMA, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  52. Amvets

    EIN 030444760 · Headquarters: Airway Heights, WA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  53. Amvets

    EIN 237263628 · Headquarters: OLYMPIA, WA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  54. Amvets

    EIN 320378252 · Headquarters: Olympia, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  55. Amvets

    EIN 464124584 · Headquarters: Kennewick, WA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  56. Amvets

    EIN 601944626 · Headquarters: Prosser, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  57. Amvets

    EIN 611471801 · Headquarters: Wenatchee, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  58. Amvets

    EIN 731725160 · Headquarters: Montesano, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  59. Amvets

    EIN 753000039 · Headquarters: Tacoma, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  60. Amvets

    EIN 821892756 · Headquarters: Vancouver, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  61. Amvets

    EIN 824075870 · Headquarters: Everett, WA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  62. Amvets

    EIN 853020426 · Headquarters: WOODLAND, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  63. Amvets

    EIN 910029399 · Headquarters: Tacoma, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  64. Amvets

    EIN 910829399 · Headquarters: Tacoma, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  65. Amvets

    EIN 910889017 · Headquarters: TACOMA, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  66. Amvets

    EIN 911805074 · Headquarters: Sunnyside, WA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  67. Amvets

    EIN 912004545 · Headquarters: PROSSER, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  68. Amvets

    EIN 916030502 · Headquarters: Tacoma, WA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  69. Amvets

    EIN 943068906 · Headquarters: TACOMA, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  70. Amvets Department of Washington Convention Association

    EIN 911894972 · Headquarters: Tacoma, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  71. Amvets Ladies Auxiliary Wa 2

    EIN 301289794 · Headquarters: Olympia, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  72. Amvets Riders Chapter One

    EIN 815405227 · Headquarters: Tacoma, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  73. Amvets Service Office - Department of Washington

    EIN 933791138 · Headquarters: Tacoma, WA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  74. Amyotrophic Lateral Sclerosis Association

    EIN 911950869 · Headquarters: Kent, WA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  75. Anacortes Animal Relief Fund

    EIN 911320747 · Headquarters: ANACORTES, WA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  76. Anacortes Chamber of Commerce

    EIN 910534761 · Headquarters: ANACORTES, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  77. Anacortes Community Health Council

    EIN 911143448 · Headquarters: Anacortes, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  78. Anacortes Duplicate Bridge Club

    EIN 911982619 · Headquarters: Coupeville, WA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  79. Anacortes Mountain Bike Club

    EIN 933005917 · Headquarters: oak harbor, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  80. Anacortes Schools Foundation

    EIN 911263495 · Headquarters: ANACORTES, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  81. Anacortes Sister Cities Association

    EIN 911498827 · Headquarters: Anacortes, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  82. Anacortes Yacht Club

    EIN 916057830 · Headquarters: ANACORTES, WA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  83. Anavah Global

    EIN 393794592 · Headquarters: Kennewick, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  84. Anchor Point Home School Educational Group

    EIN 933910145 · Headquarters: milton, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  85. Ancient & Accepted Scottish Rite Of

    EIN 910571990 · Headquarters: BREMERTON, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  86. Ancient & Accepted Scottish Rite of Free Masonry So Juris USA

    EIN 910401460 · Headquarters: Yakima, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  87. Ancient & Accepted Scottish Rite of Free Masonry Southern Jurisdiction

    EIN 237144216 · Headquarters: Kennewick, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  88. Ancient & Accepted Scottish Rite of Free Masonry Southern Jurisdiction

    EIN 237144220 · Headquarters: Kelso, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  89. Ancient & Accepted Scottish Rite of Free Masonry Southern Jurisdiction

    EIN 237144553 · Headquarters: Tumwater, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  90. Ancient & Accepted Scottish Rite of Free Masonry Southern Jurisdiction

    EIN 910401445 · Headquarters: Everett, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  91. Ancient & Accepted Scottish Rite of Free Masonry Southern Jurisdiction

    EIN 910401465 · Headquarters: Bellingham, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  92. Ancient & Accepted Scottish Rite of Free Masonry Southern Jurisdiction

    EIN 910716473 · Headquarters: Wenatchee, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  93. Ancient & Accepted Scottish Rite of Free Masonry Southern Jurisdiction

    EIN 916034412 · Headquarters: Walla Walla, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  94. Ancient & Accepted Scottish Rite of Free Masonry Sthrn Jurisdiction Us

    EIN 900197598 · Headquarters: Vancouver, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  95. Ancient & Accepted Scottish Rite of the Valley of Spokane and Coordinated Bodies

    EIN 910401450 · Headquarters: Spokane, WA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  96. Ancient & Accepted Scottish Rite of Valley of Tacoma & Coord Bodies

    EIN 910435305 · Headquarters: TACOMA, WA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  97. Ancient and Accepted Scottish Rite of Valley of Seattle & Coord Bodies

    EIN 910401440 · Headquarters: Shoreline, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  98. Ancient Earth Outings

    EIN 392479800 · Headquarters: Seattle, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  99. Ancient Egyptian Arabic Order Nobles Mystic Shrine of N & S Amer

    EIN 237536502 · Headquarters: Seattle, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  100. Ancient Free & Accepted Masons of Oregon

    EIN 930349348 · Headquarters: Camas, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

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