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 Legion Auxiliary

    EIN 916031084 · Headquarters: Tacoma, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  2. American Legion Auxiliary

    EIN 916031651 · Headquarters: LONGVIEW, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  3. American Legion Auxiliary

    EIN 916032871 · Headquarters: Yakima, WA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  4. American Legion Auxiliary

    EIN 916035000 · Headquarters: Seattle, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  5. American Legion Auxiliary

    EIN 916035228 · Headquarters: Wenatchee, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  6. American Legion Auxiliary

    EIN 916051317 · Headquarters: Ephrata, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  7. American Legion Auxiliary

    EIN 916053801 · Headquarters: Twisp, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  8. American Legion Auxiliary

    EIN 916053802 · Headquarters: UNIVERSITY PLACE, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  9. American Legion Auxiliary

    EIN 916054124 · Headquarters: ARLINGTON, WA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  10. American Legion Auxiliary

    EIN 916054126 · Headquarters: Grandview, WA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  11. American Legion Auxiliary

    EIN 916054131 · Headquarters: North Bend, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  12. American Legion Auxiliary

    EIN 916054600 · Headquarters: Auburn, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  13. American Legion Auxiliary

    EIN 916054601 · Headquarters: Stanwood, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  14. American Legion Auxiliary

    EIN 916054602 · Headquarters: Goldendale, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  15. American Legion Auxiliary

    EIN 916055414 · Headquarters: Burlington, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  16. American Legion Auxiliary

    EIN 916055416 · Headquarters: Carson, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  17. American Legion Auxiliary

    EIN 916055417 · Headquarters: Bainbridge Island, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  18. American Legion Auxiliary

    EIN 916055421 · Headquarters: MOSES LAKE, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  19. American Legion Auxiliary

    EIN 916056148 · Headquarters: Chewelah, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  20. American Legion Auxiliary

    EIN 916056781 · Headquarters: NORTH BEND, WA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  21. American Legion Auxiliary

    EIN 916057617 · Headquarters: Burien, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  22. American Legion Auxiliary

    EIN 916057627 · Headquarters: Vancouver, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  23. American Legion Auxiliary

    EIN 916058078 · Headquarters: Metaline Falls, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  24. American Legion Auxiliary

    EIN 916058436 · Headquarters: Oak Harbor, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  25. American Legion Auxiliary

    EIN 916060417 · Headquarters: Arlington, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  26. American Legion Auxiliary

    EIN 916063145 · Headquarters: Waitsburg, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  27. American Legion Auxiliary

    EIN 916067224 · Headquarters: bremerton, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  28. American Legion Auxiliary

    EIN 916185095 · Headquarters: Selah, WA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  29. American Legion Auxiliary

    EIN 943454019 · Headquarters: Ferndale, WA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  30. American Legion Auxiliary 42 Frank E Bauers

    EIN 916035071 · Headquarters: Dayton, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  31. American Legion Auxiliary 4Th District

    EIN 392063362 · Headquarters: Olympia, WA, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  32. American Legion Auxiliary Belfair Unit 200

    EIN 010920658 · Headquarters: Grapeview, WA, US · Unknown & Unclassified · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  33. American Legion Auxiliary Erroll L English Unit 196

    EIN 364679587 · Headquarters: Airway Heights, WA, US · Unknown & Unclassified · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  34. American Legion Auxiliary Hodges Unit No 84 Dept of Washington

    EIN 911549826 · Headquarters: OROVILLE, WA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  35. American Legion Auxillary Post 34

    EIN 883891457 · Headquarters: PASCO, WA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  36. American Legion Brict Smith Schmeling Post 82

    EIN 916054139 · Headquarters: TONASKET, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  37. American Legion Doughboy Memorial Post 138

    EIN 910504680 · Headquarters: TACOMA, WA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  38. American Legion Frank Freese Post 0066

    EIN 916054805 · Headquarters: Edmonds, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  39. American Legion Grant Hodge Post 17

    EIN 910506375 · Headquarters: Centralia, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  40. American Legion Joe Hooper Post 209

    EIN 916075472 · Headquarters: MOSES LAKE, WA, USA · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990

  41. American Legion National 0010 Wenatchee Inc

    EIN 910465715 · Headquarters: Wenatchee, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  42. American Legion National Post 92

    EIN 910774900 · Headquarters: Stanwood, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  43. American Legion No 22

    EIN 916048114 · Headquarters: CHEHALIS, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  44. American Legion Peace Arch Post 86

    EIN 910951589 · Headquarters: BLAINE, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  45. American Legion Post #97 Columbia

    EIN 910614874 · Headquarters: BREWSTER, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  46. American Legion Post 0019 Fred Hancock

    EIN 916054136 · Headquarters: RENTON, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  47. American Legion Post 0056 Okanogan

    EIN 916058422 · Headquarters: Omak, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  48. American Legion Post 0150 Raymond

    EIN 910513905 · Headquarters: Raymond, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  49. American Legion Post 0214

    EIN 916049701 · Headquarters: UNIONTOWN, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  50. American Legion Post 115

    EIN 916054143 · Headquarters: Benton City, WA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  51. American Legion Post 129

    EIN 910743267 · Headquarters: OAK HARBOR, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  52. American Legion Post 133

    EIN 910524845 · Headquarters: WAPATO, WA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  53. American Legion Post 149

    EIN 910124900 · Headquarters: BREMERTON, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  54. American Legion Post 161

    EIN 916054593 · Headquarters: Redmond, WA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  55. American Legion Post 194

    EIN 916032856 · Headquarters: Yakima, WA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  56. American Legion Post 217

    EIN 910750108 · Headquarters: CUSICK, WA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  57. American Legion Post 26

    EIN 910536255 · Headquarters: PORT TOWNSEND, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  58. American Legion Post 36

    EIN 910471154 · Headquarters: YAKIMA, WA, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990

  59. American Legion Post 64

    EIN 916029507 · Headquarters: CASHMERE, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  60. American Legion Post 8

    EIN 910530854 · Headquarters: ELLENSBURG, WA, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990

  61. American Legion Post 93

    EIN 916075452 · Headquarters: EASTSOUND, WA, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990

  62. American Legion Post 96

    EIN 910551973 · Headquarters: SNOHOMISH, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  63. American Legion Post No 176 Salmon Creek Heights

    EIN 916032440 · Headquarters: VANCOUVER, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  64. American Legion Post No 54

    EIN 910535722 · Headquarters: CHEWELAH, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  65. American Legion Post No 7 Albert J Hamilton Post

    EIN 910124880 · Headquarters: BELLINGHAM, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  66. American Lighthouse Coordinating Committ

    EIN 050519733 · Headquarters: Hansville, WA, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  67. American Lutheran Church

    EIN 910564979 · Headquarters: Everett, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  68. American Marketing Association Inc

    EIN 237044222 · Headquarters: Seattle, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  69. American Medallic Sculpture Association

    EIN 112803914 · Headquarters: EDMONDS, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  70. American Medical Tennis Association Inc

    EIN 237429941 · Headquarters: Seattle, WA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  71. American Moslem Foundation

    EIN 911432922 · Headquarters: KENT, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  72. American Nephrology Nurses Association

    EIN 383815859 · Headquarters: Seattle, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  73. American Orff-schulwerk Association

    EIN 800301050 · Headquarters: Spokane Valley, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  74. American Orff-schulwerk Association

    EIN 911294477 · Headquarters: Puyallup, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  75. American Outlaws Olympia Chapter 197

    EIN 831299688 · Headquarters: Olympia, WA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  76. American Outlaws Spokane Chapter

    EIN 822530227 · Headquarters: SPOKANE, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  77. American Pharmacists Association Academy of Student Pharmacists

    EIN 916055708 · Headquarters: Spokane, WA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  78. American Physical Therapy Association - Hawaii Chapter

    EIN 990308006 · Headquarters: Olympia, WA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  79. American Planning Association Washington Chapter

    EIN 911037703 · Headquarters: Seattle, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  80. American Postal Workers Union

    EIN 237021912 · Headquarters: Walla Walla, WA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  81. American Postal Workers Union

    EIN 237343749 · Headquarters: TACOMA, WA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  82. American Postal Workers Union

    EIN 237343939 · Headquarters: BELLEVUE, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  83. American Postal Workers Union

    EIN 911902911 · Headquarters: KENT, WA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  84. American Postal Workers Union

    EIN 916056179 · Headquarters: Auburn, WA, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  85. American Postal Workers Union

    EIN 916057550 · Headquarters: pullman, WA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  86. American Postal Workers Union 1686 Kent Local

    EIN 911542311 · Headquarters: Kent, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  87. American Postal Workers Union 28 Greater Seattle Area Local

    EIN 237295046 · Headquarters: SEATTLE, WA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  88. American Postal Workers Union 484

    EIN 916057935 · Headquarters: EVERETT, WA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  89. American Postal Workers Union Seattle Bulk Mail Center Local 7042

    EIN 911007003 · Headquarters: Federal Way, WA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  90. American Power Dispatchers Association

    EIN 416036509 · Headquarters: Chelan, WA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  91. American Recreation League

    EIN 205649849 · Headquarters: SAMMAMISH, WA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  92. American Rental Association

    EIN 911194858 · Headquarters: Tacoma, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  93. American Rhododendron Society

    EIN 237107997 · Headquarters: Onalaska, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  94. American Rhododendron Society

    EIN 910656407 · Headquarters: Auburn, WA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  95. American Rhododendron Society

    EIN 910957118 · Headquarters: Port Angeles, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  96. American Rhododendron Society

    EIN 911092713 · Headquarters: Kirkland, WA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  97. American Rhododendron Society

    EIN 911322670 · Headquarters: Coupeville, WA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  98. American Rhododendron Society

    EIN 911569098 · Headquarters: Snohomish, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  99. American Rhododendron Society

    EIN 911741889 · Headquarters: Gig Harbor, WA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  100. American Rose Society

    EIN 273614599 · Headquarters: Poulsbo, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

First page and all pages