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. Northside Pirates Football Club

    EIN 270171915 · Headquarters: Spokane, WA, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  2. Northwest Accountability Project

    EIN 320478413 · Headquarters: SPOKANE, WA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  3. Northwest Agricultural Cooperative Council

    EIN 910494740 · Headquarters: TUMWATER, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  4. Northwest Algal Symposium

    EIN 911856928 · Headquarters: Wenatchee, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  5. Northwest Antique Fire Apparatus Association

    EIN 910981590 · Headquarters: SEATTLE, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  6. Northwest Asian Weekly Foundation

    EIN 911628451 · Headquarters: Seattle, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  7. Northwest Associated Arts

    EIN 911286578 · Headquarters: SEATTLE, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  8. Northwest Association of Administrators

    EIN 464635323 · Headquarters: Seattle, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  9. Northwest Association of Independent Schools

    EIN 911306592 · Headquarters: SEATTLE, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  10. Northwest Association of Mothers of Twins Club

    EIN 237060950 · Headquarters: Tacoma, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  11. Northwest Association of Mothers of Twins Club

    EIN 820456676 · Headquarters: Newman Lake, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  12. Northwest Association of Mothers of Twins Club

    EIN 870744163 · Headquarters: Mill creek, WA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  13. Northwest Association of Mothers of Twins Club

    EIN 911537512 · Headquarters: KENT, WA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  14. Northwest Association of Mothers of Twins Clubs

    EIN 910987832 · Headquarters: Kennewick, WA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  15. Northwest Association of Mothers of Twins Clubs

    EIN 911126700 · Headquarters: Spokane, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  16. Northwest Association of Mothers of Twins Clubs

    EIN 911271172 · Headquarters: Vancouver, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  17. Northwest Association of Mothers of Twins Clubs

    EIN 911287469 · Headquarters: Everett, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  18. Northwest Association of Mothers of Twins Clubs

    EIN 936043005 · Headquarters: Spokane, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  19. Northwest Association of Occupational Medicine

    EIN 911161943 · Headquarters: Seattle, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  20. Northwest Association of Title Ix Administrators

    EIN 472983399 · Headquarters: Seattle, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  21. Northwest Auto Care Alliance

    EIN 911184566 · Headquarters: LAKEWOOD, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  22. Northwest Baseball Umpires Associat

    EIN 916171600 · Headquarters: WENATCHEE, WA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  23. Northwest Basket Weavers Vi Phillips Guild

    EIN 943060870 · Headquarters: Seattle, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  24. Northwest Bb-fc Association

    EIN 320276064 · Headquarters: East Wenatchee, WA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  25. Northwest Bead Society

    EIN 900597589 · Headquarters: STANWOOD, WA, US · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  26. Northwest Biosolids

    EIN 911609567 · Headquarters: GIG HARBOR, WA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  27. Northwest Bloodhounds

    EIN 911021093 · Headquarters: Roy, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  28. Northwest Braille Services

    EIN 911455268 · Headquarters: Ferndale, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  29. Northwest British Classics

    EIN 911952394 · Headquarters: Liberty Lake, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  30. Northwest Business Alliance

    EIN 453248096 · Headquarters: BELLEVUE, WA, USA · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-EZ

  31. Northwest Business Club

    EIN 911573967 · Headquarters: Bellingham, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  32. Northwest Career College Federation

    EIN 237058060 · Headquarters: LACEY, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  33. Northwest Carpenters Vacation Plan

    EIN 237163058 · Headquarters: SEATTLE, WA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  34. Northwest Certified Charter Boat Association

    EIN 911296733 · Headquarters: Medina, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  35. Northwest Chapter of the American Traffic Safety Services Assoc

    EIN 911885947 · Headquarters: Seattle, WA, US · Unknown & Unclassified · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  36. Northwest Chapter of Wsaap Washington State Association of Ac

    EIN 383755006 · Headquarters: Maple Falls, WA, US · Unknown & Unclassified · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  37. Northwest Chapter Paralyzed Veterans Of

    EIN 911017716 · Headquarters: BURIEN, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  38. Northwest Chocolatiers Guild

    EIN 331169736 · Headquarters: Woodinville, WA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  39. Northwest Christian Camps Inc

    EIN 237437350 · Headquarters: Mountlake Terrace, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  40. Northwest Christian Knee Hockey League

    EIN 472539179 · Headquarters: PUYALLUP, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  41. Northwest Cider Association

    EIN 273028654 · Headquarters: MOUNT VERNON, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  42. Northwest Civil Law Group

    EIN 473986140 · Headquarters: Redmond, WA, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  43. Northwest Clinical Nurse Specialists

    EIN 833315020 · Headquarters: Tacoma, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  44. Northwest Col Aid & Support Group

    EIN 742340802 · Headquarters: Marysville, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  45. Northwest College Bookstore Association

    EIN 911245573 · Headquarters: Auburn, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  46. Northwest Compensation Forum

    EIN 911391893 · Headquarters: Auburn, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  47. Northwest Concrete Masonry Association

    EIN 930843994 · Headquarters: DUPONT, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  48. Northwest Concrete Paving Association

    EIN 911542515 · Headquarters: SPOKANE, WA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  49. Northwest Connect

    EIN 900724290 · Headquarters: SPOKANE, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  50. Northwest Construction Consumer Council

    EIN 581898770 · Headquarters: Tacoma, WA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  51. Northwest Cooperation Fund

    EIN 911629709 · Headquarters: SEATTLE, WA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  52. Northwest Cooperative Development Center

    EIN 911355457 · Headquarters: OLYMPIA, WA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  53. Northwest Delta Upsilon Corporation

    EIN 916033600 · Headquarters: BELLEVUE, WA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  54. Northwest Derby Company

    EIN 454523768 · Headquarters: Port Orchard, WA, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  55. Northwest Division Us Lawn Bowls Association

    EIN 800184991 · Headquarters: Tacoma, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  56. Northwest Dodge Brothers Club

    EIN 462111426 · Headquarters: Seattle, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  57. Northwest Energy Efficiency Council

    EIN 911678969 · Headquarters: Seattle, WA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  58. Northwest Equicare Rehabilitation Riding Program

    EIN 911555293 · Headquarters: Tumwater, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  59. Northwest Fair Contracting Association

    EIN 911396515 · Headquarters: Spokane, WA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  60. Northwest Federation of Stamp Clubs

    EIN 916070242 · Headquarters: SPOKANE, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  61. Northwest Fisheries Association

    EIN 910757257 · Headquarters: Seattle, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  62. Northwest Folkdancers Inc

    EIN 916170618 · Headquarters: LYNNWOOD, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  63. Northwest for Underrepresented Regions- Nur

    EIN 462266718 · Headquarters: Tacoma, WA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  64. Northwest Friesian Horse Club

    EIN 611796383 · Headquarters: Auburn, WA, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  65. Northwest Fruit Exporters

    EIN 911026414 · Headquarters: YAKIMA, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  66. Northwest Gifted Child Association

    EIN 910781776 · Headquarters: Woodinville, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  67. Northwest Glacier Cruisers

    EIN 911359623 · Headquarters: Burlington, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  68. Northwest Gospel Church

    EIN 910669881 · Headquarters: VANCOUVER, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-T

  69. Northwest Grady-white Club

    EIN 993402639 · Headquarters: Kirkland, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  70. Northwest Harvest Emm

    EIN 910826037 · Headquarters: SEATTLE, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  71. Northwest Horticultural Council

    EIN 910528931 · Headquarters: YAKIMA, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  72. Northwest Human Resource Management Association

    EIN 936031258 · Headquarters: TACOMA, WA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  73. Northwest Iam Benefit Trust

    EIN 237013313 · Headquarters: SEATTLE, WA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  74. Northwest Immigrant Rights Project

    EIN 911393082 · Headquarters: SEATTLE, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  75. Northwest Insulation Workers Welfare Trust

    EIN 916035786 · Headquarters: SEATTLE, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  76. Northwest Insurance Council

    EIN 910842783 · Headquarters: OLYMPIA, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  77. Northwest Insurance Coverage Association

    EIN 452615193 · Headquarters: Seattle, WA, US · Unknown & Unclassified · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  78. Northwest Ironworkers Health and Security Trust

    EIN 916068079 · Headquarters: MERCER ISLAND, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  79. Northwest Jazz Orchestra

    EIN 392070487 · Headquarters: Longview, WA, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  80. Northwest Juice Plus Association

    EIN 274441187 · Headquarters: Tulalip, WA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  81. Northwest Junior Livestock Show Inc

    EIN 916054059 · Headquarters: Milton, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  82. Northwest Laborers - Employers Health and Security Trust Fund

    EIN 911283260 · Headquarters: BOTHELL, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  83. Northwest Landing Commercial Owners Association

    EIN 911512911 · Headquarters: DuPont, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  84. Northwest Landing Residential Owners Association

    EIN 911651269 · Headquarters: DuPont, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  85. Northwest Leadership Foundation

    EIN 911462508 · Headquarters: Tacoma, WA, USA · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990

  86. Northwest Line Constructors Chapter Inc

    EIN 930390848 · Headquarters: VANCOUVER, WA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  87. Northwest Locksmiths Association

    EIN 910965496 · Headquarters: Auburn, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  88. Northwest Marine Trade Association

    EIN 910665671 · Headquarters: SEATTLE, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  89. Northwest Maritime Advisory Services Dba Marine Exchange of Puget Sound

    EIN 911125021 · Headquarters: Seattle, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  90. Northwest Meat Processors Association

    EIN 930846072 · Headquarters: Chehalis, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  91. Northwest Metal Crafts Trust Fund

    EIN 916031197 · Headquarters: Seattle, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  92. Northwest Ministry Conference

    EIN 911214870 · Headquarters: Woodinville, WA, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990

  93. Northwest Museum of Arts & Culture Foundation

    EIN 911303063 · Headquarters: SPOKANE, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  94. Northwest Museum of Legends and Lore

    EIN 841633284 · Headquarters: SEATTLE, WA, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-PF

  95. Northwest Naturals Bbc

    EIN 471615460 · Headquarters: BELLEVUE, WA, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990

  96. Northwest Nursery Improvement Institute

    EIN 943160108 · Headquarters: PROSSER, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  97. Northwest Obedience Association Inc

    EIN 911142843 · Headquarters: Shoreline, WA, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  98. Northwest One-call Subsurface Warning System

    EIN 911350663 · Headquarters: SOUTH COLBY, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  99. Northwest Organization for Animal Help

    EIN 911362069 · Headquarters: STANWOOD, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  100. Northwest Pastel Society

    EIN 911426389 · Headquarters: Kirkland, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

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