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. Northwest Playwrights Guild

    EIN 911346957 · Headquarters: McCleary, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  2. Northwest Plus Credit Union

    EIN 910684272 · Headquarters: EVERETT, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  3. Northwest Pointing Labrador Club

    EIN 464567665 · Headquarters: Centralia, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  4. Northwest Polymer Clay Guild

    EIN 911713162 · Headquarters: Shoreline, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  5. Northwest Promotional Marketing Association

    EIN 911431315 · Headquarters: Lake Tapps, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  6. Northwest Public Power Association

    EIN 910535366 · Headquarters: VANCOUVER, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  7. Northwest Pulp and Paper Association

    EIN 910660171 · Headquarters: TUMWATER, WA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  8. Northwest Quilting Connection

    EIN 900560381 · Headquarters: La Conner, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  9. Northwest Regional Council of SMART

    EIN 850740651 · Headquarters: Everett, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  10. Northwest Regional Rally

    EIN 800168665 · Headquarters: Yacolt, WA, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  11. Northwest Rental Conference Association

    EIN 421595300 · Headquarters: SHORELINE, WA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  12. Northwest Rheumatism Society

    EIN 911170836 · Headquarters: SEATTLE, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  13. Northwest Ridge Homeowners Association

    EIN 201089591 · Headquarters: Lynnwood, WA, US · Unknown & Unclassified · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  14. Northwest Roofers and Employers Health and Security Trust

    EIN 916030802 · Headquarters: SEATTLE, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  15. Northwest Round Dance Teachers Association

    EIN 471751144 · Headquarters: Olympia, WA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  16. Northwest Seattle Little League

    EIN 911188131 · Headquarters: Seattle, WA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  17. Northwest Section of the Ninety Nines

    EIN 910968104 · Headquarters: Gig Harbor, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  18. Northwest Section of the Ninety-nines

    EIN 916213054 · Headquarters: Glenoma, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  19. Northwest Self Help Center

    EIN 911441407 · Headquarters: Lacey, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  20. Northwest Shark Preservation Society

    EIN 900879309 · Headquarters: Longview, WA, US · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  21. Northwest Sheet Metal Workers Organizational Trust

    EIN 916311527 · Headquarters: PUYALLUP, WA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  22. Northwest Sheet Metal Workers Welfare Fund

    EIN 910589283 · Headquarters: SPOKANE, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  23. Northwest Ski and Recreation Club

    EIN 911703389 · Headquarters: Bellingham, WA, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  24. Northwest Ski Museum and Hall of Fame

    EIN 943209128 · Headquarters: Leavenworth, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  25. Northwest Society of Interior Designers

    EIN 910995786 · Headquarters: SEATTLE, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  26. Northwest Society of Plastic Surgeons

    EIN 910757216 · Headquarters: SPOKANE, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  27. Northwest Steam Society

    EIN 911003297 · Headquarters: Lopez, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  28. Northwest Symphony Orchestra

    EIN 943055544 · Headquarters: Seattle, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  29. Northwest Textile Processors and Service Trades Welfare Trust

    EIN 916034666 · Headquarters: Seattle, WA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  30. Northwest Therapeutic Riding Center

    EIN 911556276 · Headquarters: Bellingham, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  31. Northwest Tri-state Amateur Radio Organization

    EIN 611610347 · Headquarters: Pullman, WA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  32. Northwest University

    EIN 910615846 · Headquarters: Kirkland, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  33. Northwest Urological Society

    EIN 916071545 · Headquarters: Mill Creek, WA, USA · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-EZ

  34. Northwest Vipassana Center - Dhamma Kuñja

    EIN 911245370 · Headquarters: Onalaska, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  35. Northwest Wall & Ceiling Bureau

    EIN 910339598 · Headquarters: Woodinville, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  36. Northwest Warm Water Foundation

    EIN 260900586 · Headquarters: moses lake, WA, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  37. Northwest Washington Community of the Deaf

    EIN 911339408 · Headquarters: Ferndale, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  38. Northwest Washington Estate Planning Council

    EIN 237095058 · Headquarters: Bellingham, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  39. Northwest Washington Holiness Assoc

    EIN 916061855 · Headquarters: Lynden, WA, USA · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990

  40. Northwest Washington Indian Health Board

    EIN 910998755 · Headquarters: Bellingham, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  41. Northwest Washington Medical Society Inc

    EIN 916028266 · Headquarters: Bellingham, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  42. Northwest Washington Womens Council of Realtors

    EIN 333206378 · Headquarters: Bellingham, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  43. Northwest Washington Woodturners

    EIN 263569058 · Headquarters: Mount Vernon, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  44. Northwest Water Association

    EIN 916054894 · Headquarters: BELLINGHAM, WA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  45. Northwest Watercolor Society

    EIN 911108332 · Headquarters: BELLEVUE, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  46. Northwest Wild Fish Rescue

    EIN 800604756 · Headquarters: Battle Ground, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  47. Northwest Wilderness Programs Inc

    EIN 910983400 · Headquarters: Seattle, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  48. Northwest Wine Promotion Coalition

    EIN 911582829 · Headquarters: SEATTLE, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  49. Northwest Womens Pool Association Nwpa

    EIN 820572041 · Headquarters: Mountlake Terrace, WA, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  50. Northwest Worldwide Marriage Encounter

    EIN 911471766 · Headquarters: Tacoma, WA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  51. Northwest Yacht Brokers Association

    EIN 911455403 · Headquarters: Seattle, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  52. Northwest Yeshiva High School

    EIN 911045815 · Headquarters: MERCER ISLAND, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  53. Northwestern Boating Council

    EIN 271669364 · Headquarters: Lake Tapps, WA, US · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  54. Northwestern Chapter of the North American Rock Garden Society

    EIN 943092926 · Headquarters: Lynnwood, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  55. Northwestern Music Jamboree

    EIN 930801620 · Headquarters: Vancouver, WA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  56. Northwestern States Officials Association

    EIN 461899919 · Headquarters: KENT, WA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  57. Nortwest Association of Mothers of Twins Club

    EIN 911355631 · Headquarters: Olympia, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  58. Norway Hall of Stanwood Property Association

    EIN 814091864 · Headquarters: Stanwood, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  59. Norwegian American Chamber of Commerce Greater Seattle Chapter

    EIN 911350955 · Headquarters: EDMONDS, WA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  60. Not Good Old Boys Association

    EIN 541787908 · Headquarters: SEATTLE, WA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  61. Nourish Pierce County

    EIN 911198391 · Headquarters: Tacoma, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  62. Nouvella Club

    EIN 992909912 · Headquarters: Grandview, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  63. Novelty Cemetery Association

    EIN 916032682 · Headquarters: DUVALL, WA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  64. Novodada Dance Theatre

    EIN 237412432 · Headquarters: SPOKANE, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  65. Nscc Parent Advisory Council of Parent Cooperative Preschools

    EIN 910826729 · Headquarters: Seattle, WA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  66. Nscc Parent Advisory Council of Parent Cooperative Preschools

    EIN 910907437 · Headquarters: Seattle, WA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  67. Nscc Parent Advisory Council of Parent Cooperative Preschools

    EIN 910923111 · Headquarters: SEATTLE, WA, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  68. Nscc Parent Advisory Council of Parent Cooperative Preschools

    EIN 910941056 · Headquarters: Seattle, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  69. Nscc Parent Advisory Council of Parent Cooperative Preschools

    EIN 910975397 · Headquarters: SEATTLE, WA, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  70. Nscc Parent Advisory Council of Parent Cooperative Preschools

    EIN 910987883 · Headquarters: Seattle, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  71. Nscc Parent Advisory Council of Parent Cooperative Preschools

    EIN 911078399 · Headquarters: Seattle, WA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  72. NSCC PARENT ADVISORY COUNCIL OF PARENT COOPERATIVE PRESCHOOLS Lakewood Cooperative Preschool

    EIN 237327826 · Headquarters: SEATTLE, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  73. NSCC PARENT ADVISORY COUNCIL OF PARENT COOPERATIVE PRESCHOOLS Little Wildflowers Preschool

    EIN 910933399 · Headquarters: Seattle, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  74. Nscc Parent Advisory Council of Parent Cooperative Preschools Meadowbrook 3-5S

    EIN 911096653 · Headquarters: Seattle, WA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  75. NSCC PARENT ADVISORY COUNCIL OF PARENT COOPERATIVE PRESCHOOLS Queen Anne Coop Preschool

    EIN 910817335 · Headquarters: SEATTLE, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  76. NSCC PARENT ADVISORY COUNCIL OF PARENT COOPERATIVE PRESCHOOLS Victory Heights Coop Preschool

    EIN 910940486 · Headquarters: SEATTLE, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  77. NSCC PARENT ADVISORY COUNCIL OF PARENT COOPERATIVE PRESCHOOLS Wallingford Coop Preschool

    EIN 910825874 · Headquarters: Seattle, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  78. NSCC PARENT ADVISORY COUNCIL OF PARENT COOPERATIVE PRESCHOOLS Wedgwood Coop Preschool

    EIN 952751368 · Headquarters: Seattle, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  79. NSCC PARENT ADVISORY COUNCIL OF PARENT COOPERATIVE PRESCHOOLS Woodland Park Coop Preschool

    EIN 910830131 · Headquarters: Seattle, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  80. Nteu Chapter 215

    EIN 911883082 · Headquarters: Woodinville, WA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  81. Numerica Credit Union

    EIN 910863377 · Headquarters: SPOKANE VALLEY, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  82. Nurse Practitioner Group of Spokane

    EIN 943260977 · Headquarters: Spokane, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  83. Nurses Organization of Veterans Affairs

    EIN 934443878 · Headquarters: Valleyford, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  84. Nurture Hope

    EIN 830751063 · Headquarters: Olympia, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  85. Nw Chapter of Natas

    EIN 510204063 · Headquarters: AUBURN, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  86. Nw Conference for the Teaching of Introductory Psychology

    EIN 472211672 · Headquarters: Des Moines, WA, US · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  87. Nw Energy Coalition

    EIN 911144122 · Headquarters: Seattle, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  88. Nw Fruit Rescue

    EIN 932558810 · Headquarters: BELLINGHAM, WA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  89. Nw Honkers Baseball Club Ps

    EIN 900581948 · Headquarters: FALL CITY, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  90. Nw Housing Preservation Group

    EIN 911608288 · Headquarters: EDMONDS, WA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  91. Nw Human Resource Management Association

    EIN 911882508 · Headquarters: Walla Walla, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  92. Nw Mineral Prospectors Club

    EIN 911146613 · Headquarters: Vancouver, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  93. NW Plumbers & Pipefitters Health Fund

    EIN 910611843 · Headquarters: SEATTLE, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  94. Nw Pro Four Truck Tour

    EIN 923942148 · Headquarters: EVERETT, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  95. Nw Rare Disease Coalition

    EIN 881106049 · Headquarters: Seattle, WA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  96. Nw Silver 60S

    EIN 473100014 · Headquarters: Tacoma, WA, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  97. Nw Substance Abuse Recovery Alliance

    EIN 992897644 · Headquarters: BELLINGHAM, WA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  98. Nw Tribes for Debora

    EIN 474505012 · Headquarters: Seattle, WA, US · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  99. Nw Washington Victory Riders

    EIN 264723489 · Headquarters: Bellingham, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  100. Nwbs 2010 Seattle

    EIN 271549790 · Headquarters: Shoreline, WA, US · Unknown & Unclassified · Latest available filing year: 2010 · Primary form: IRS Form 990-N

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