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. Sokol Foundation Inc

    EIN 237119656 · Headquarters: BRUSH PRAIRIE, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  2. Sola Gratia Fellowship

    EIN 883381144 · Headquarters: Spokane Valley, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  3. Solarity Credit Union

    EIN 916049071 · Headquarters: YAKIMA, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  4. Solid Rock for All Nations

    EIN 992286636 · Headquarters: Airway Heights, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  5. Solid Waste Association North America Washington Evergreen Chapter

    EIN 910982194 · Headquarters: TACOMA, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  6. Solo Squares Square and Round Dance Club

    EIN 010916445 · Headquarters: Kent, WA, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  7. Solution Group -Aa Meeting-

    EIN 320466717 · Headquarters: Seattle, WA, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  8. Somerset Community Association

    EIN 510180664 · Headquarters: Bellevue, WA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  9. Somerset Women for Medic I

    EIN 510186451 · Headquarters: Bellevue, WA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  10. Somos El Son Dance Organization

    EIN 271057811 · Headquarters: seattle, WA, US · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  11. Sonoro

    EIN 262248804 · Headquarters: Puyallup, WA, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  12. Sons of Confederate Veterans Inc

    EIN 833790468 · Headquarters: PASCO, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  13. Sons of Hiram Rc

    EIN 452319455 · Headquarters: Enumclaw, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  14. Sons of Italy in America

    EIN 237001351 · Headquarters: SPOKANE, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  15. Sons of Italy in America

    EIN 465574035 · Headquarters: Richland, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  16. Sons of Italy in America

    EIN 910900712 · Headquarters: University Place, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  17. Sons of Italy in America

    EIN 910984454 · Headquarters: Black Diamond, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  18. Sons of Italy in America

    EIN 911054326 · Headquarters: SEATTLE, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  19. Sons of Italy in America

    EIN 911377146 · Headquarters: Olympia, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  20. Sons of Italy in America

    EIN 911466196 · Headquarters: South Cle Elum, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  21. Sons of Italy in America

    EIN 911545075 · Headquarters: Bothell, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  22. Sons of Italy in America

    EIN 911672956 · Headquarters: Vancouver, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  23. Sons of Italy in America

    EIN 911978857 · Headquarters: Yakima, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  24. Sons of Italy in America

    EIN 911978861 · Headquarters: Port Angeles, WA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  25. Sons of Italy in America

    EIN 916049155 · Headquarters: AUBURN, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  26. Sons of Italy in America

    EIN 943033175 · Headquarters: Aberdeen, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  27. Sons of Norway

    EIN 237143232 · Headquarters: Stanwood, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  28. Sons of Norway

    EIN 237360855 · Headquarters: Bothell, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  29. Sons of Norway

    EIN 237525671 · Headquarters: Bellingham, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  30. Sons of Norway

    EIN 237525674 · Headquarters: Hoquiam, WA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  31. Sons of Norway

    EIN 237525675 · Headquarters: Kennewick, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  32. Sons of Norway

    EIN 237525677 · Headquarters: Kelso, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  33. Sons of Norway

    EIN 237525678 · Headquarters: Moses Lake, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  34. Sons of Norway

    EIN 237525679 · Headquarters: Olympia, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  35. Sons of Norway

    EIN 237525680 · Headquarters: Port Angeles, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  36. Sons of Norway

    EIN 237525684 · Headquarters: Tacoma, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  37. Sons of Norway

    EIN 237525686 · Headquarters: Tonasket, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  38. Sons of Norway

    EIN 363627823 · Headquarters: Grandview, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  39. Sons of Norway

    EIN 364446972 · Headquarters: Coupeville, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  40. Sons of Norway

    EIN 910626703 · Headquarters: BREMERTON, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  41. Sons of Norway

    EIN 910964799 · Headquarters: Tumwater, WA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  42. Sons of Norway

    EIN 911212733 · Headquarters: Conway, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  43. Sons of Norway

    EIN 911224693 · Headquarters: Auburn, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  44. Sons of Norway

    EIN 911276015 · Headquarters: Seattle, WA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  45. Sons of Norway

    EIN 912103675 · Headquarters: Bothell, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  46. Sons of Norway

    EIN 916036811 · Headquarters: Seattle, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  47. Sons of Norway

    EIN 916037058 · Headquarters: Poulsbo, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  48. SONS OF NORWAY Normanna Lodge 3

    EIN 910338306 · Headquarters: Everett, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  49. Sons of Union Veterans of the Civil

    EIN 320459566 · Headquarters: Yakima, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  50. Sons of Union Veterans of the Civil War

    EIN 770538411 · Headquarters: Blaine, WA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  51. Sons of Union Veterans of the Civil War

    EIN 911688475 · Headquarters: Camano Island, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  52. Sons of Union Veterans of the Civil War

    EIN 990957852 · Headquarters: Washougal, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  53. Sonshine Discipleship

    EIN 825285211 · Headquarters: ISSAQUAH, WA, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  54. Soo Yuen Benevolent Association

    EIN 911257384 · Headquarters: Seattle, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  55. Soroptimist International of Port Angeles

    EIN 911549245 · Headquarters: PORT ANGELES, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  56. Soroptimist International of the Americas Inc

    EIN 200867414 · Headquarters: Bellevue, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  57. Soroptimist International of the Americas Inc

    EIN 208950297 · Headquarters: Gig Harbor, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  58. Soroptimist International of the Americas Inc

    EIN 510500511 · Headquarters: Richland, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  59. Soroptimist International of the Americas Inc

    EIN 550829827 · Headquarters: Omak, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  60. Soroptimist International of the Americas Inc - Northwestern Region

    EIN 936034736 · Headquarters: SPOKANE VALLEY, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  61. Soroptimist Thrift Shop of Anacortes

    EIN 871722135 · Headquarters: ANACORTES, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  62. Sou-wester Square Dance Council of Wa

    EIN 510137693 · Headquarters: Pe Ell, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  63. SOUND Behavioral Health

    EIN 910818971 · Headquarters: TUKWILA, WA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  64. Sound Christian Academy

    EIN 910719487 · Headquarters: TACOMA, WA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  65. Sound Cities Association

    EIN 911616272 · Headquarters: TUKWILA, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  66. Sound Credit Union

    EIN 910557925 · Headquarters: TACOMA, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  67. Sound Ensemble

    EIN 820661384 · Headquarters: Shoreline, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  68. Sound Generations (Senior Centers Only)

    EIN 911870393 · Headquarters: SEATTLE, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  69. Sound Health & Wellness Trust

    EIN 916058475 · Headquarters: Bothell, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  70. Sound Learning

    EIN 911518739 · Headquarters: Shelton, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  71. Sound Works

    EIN 911415881 · Headquarters: POULSBO, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  72. Sounder Sams Rv Chapter

    EIN 912021030 · Headquarters: Kingston, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  73. Sounds of Science Commissioning Club

    EIN 472582144 · Headquarters: PORT TOWNSEND, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  74. Soundview Uniserv Council

    EIN 911466825 · Headquarters: LAKEWOOD, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  75. South Bainbridge Community Assoc

    EIN 911477919 · Headquarters: Bainbridge Island, WA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  76. South Bay Hotel Employees Restaurant Employee

    EIN 946535776 · Headquarters: Seattle, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  77. South Bay Hotel Employees Restaurant Employees Welfare Trust Fund

    EIN 946080365 · Headquarters: SEATTLE, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  78. South Bay Hunting Club Inc

    EIN 910678559 · Headquarters: Aberdeen, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  79. South Bay Symphony

    EIN 471552268 · Headquarters: Seattle, WA, US · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  80. South Bend Cemetery Kiwanis Trust Fund

    EIN 911416645 · Headquarters: South Bend, WA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  81. South Bend Volunteer Fire Department

    EIN 916122108 · Headquarters: South Bend, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  82. South Campus Bible Fellowship

    EIN 911176130 · Headquarters: Tacoma, WA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  83. South Central Washington Eaa Chapter 1466

    EIN 261967900 · Headquarters: Prosser, WA, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  84. South End Coalition Health Providers

    EIN 912114827 · Headquarters: Federal Way, WA, US · Unknown & Unclassified · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  85. South Everett Mukilteo Rotary Club

    EIN 911498747 · Headquarters: EVERETT, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  86. South Hill Coin Club

    EIN 815248197 · Headquarters: Olympia, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  87. South Hill Little League

    EIN 274089212 · Headquarters: Puyallup, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  88. South Hill Volleyball Club

    EIN 271097081 · Headquarters: Puyallup, WA, US · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  89. South King Council of Human Services

    EIN 911184044 · Headquarters: BURIEN, WA, USA · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990

  90. South King County Genealogical Society

    EIN 911292635 · Headquarters: Seattle, WA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  91. South King Fire & Rescue Aid Fund

    EIN 910987341 · Headquarters: Federal Way, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  92. South King Womens Council of Realtors

    EIN 611645899 · Headquarters: Auburn, WA, US · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  93. South Kitsap Eastern Little League Inc

    EIN 910841724 · Headquarters: PORT ORCHARD, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  94. South Kitsap Soggy Sams

    EIN 911519514 · Headquarters: Port Orchard, WA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  95. South Kitsap Southern Little League

    EIN 237208894 · Headquarters: OLALLA, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  96. South Naches Irrigation District

    EIN 911578227 · Headquarters: NACHES, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  97. South Park Area Redevelopment Committee

    EIN 910899041 · Headquarters: Seattle, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  98. South Park Senior Citizens

    EIN 911317638 · Headquarters: Seattle, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  99. South Pines Cemetery Endowment Care Tr

    EIN 306036940 · Headquarters: Spokane, WA, US · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  100. South Pre School Inc

    EIN 911048195 · Headquarters: NORMANDY PARK, WA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

First page and all pages