Mutual & Membership Benefit nonprofits in Washington

Mutual & Membership Benefit nonprofits in Washington. Browse 864 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. 14 Charles B Reed

    EIN 237615287 · Headquarters: Ellensburg, WA, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  2. 236 Hunters Lodge

    EIN 237274739 · Headquarters: Fruitland, WA, US · Mutual & Membership Benefit · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  3. 322 Tricities

    EIN 916054726 · Headquarters: TriCities, WA, US · Mutual & Membership Benefit · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  4. Acaladi Water Association

    EIN 916054185 · Headquarters: Stanwood, WA, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  5. Accra-fab Inc Employee Benefits Trust

    EIN 266150766 · Headquarters: LIBERTY LAKE, WA, USA · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990

  6. Acf Chefs De Cuisine of the Inland Northwest

    EIN 911550328 · Headquarters: Spokane, WA, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  7. Administrative Committee of Chelan County Pud Retiree's Benefit Plan

    EIN 450587434 · Headquarters: WENATCHEE, WA, USA · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990

  8. Affordable Communities Coalition

    EIN 823480312 · Headquarters: Olympia, WA, US · Mutual & Membership Benefit · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  9. Agr Sigma Alumni Foundation

    EIN 834352851 · Headquarters: ROSALIA, WA, USA · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  10. Alaska Airlines 501(C)(9) Welfare Trust

    EIN 273193440 · Headquarters: Seattle, WA, USA · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990

  11. Alaska Employers Air Travel Insurance Trust

    EIN 916073530 · Headquarters: LA CONNER, WA, USA · Mutual & Membership Benefit · Latest available filing year: 2009 · Primary form: IRS Form 990-EZ

  12. Alaska Hotel Restaurant and Camp Employees Health and Welfare Trust

    EIN 920018710 · Headquarters: SEATTLE, WA, USA · Mutual & Membership Benefit · Latest available filing year: 2017 · Primary form: IRS Form 990

  13. Alder Mutual Light Company Inc

    EIN 910612563 · Headquarters: Eatonville, WA, USA · Mutual & Membership Benefit · Latest available filing year: 2022 · Primary form: IRS Form 990

  14. Aldergrove Water Association

    EIN 916052006 · Headquarters: Lynden, WA, USA · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990

  15. Alliance of Masonry Heater & Oven Professionals Inc

    EIN 800231416 · Headquarters: CAMAS, WA, US · Mutual & Membership Benefit · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  16. Allied Metal Crafts Security Plan Trust Fund

    EIN 916028299 · Headquarters: SEATTLE, WA, USA · Mutual & Membership Benefit · Latest available filing year: 2015 · Primary form: IRS Form 990

  17. Alpha Theta Delta Alumni Building Association

    EIN 270349980 · Headquarters: SEATTLE, WA, USA · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990

  18. Always Having Fun Foundation

    EIN 815346349 · Headquarters: Maple Valley, WA, US · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  19. American Legion Auxiliary Post 24

    EIN 822705584 · Headquarters: GARFIELD, WA, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  20. American-vietnamese War Memorial Alliance

    EIN 462721574 · Headquarters: TUMWATER, WA, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

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

    EIN 910484699 · Headquarters: Westport, WA, US · Mutual & Membership Benefit · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  22. Ancient and Accepted Scottish Rite of Free Masonry

    EIN 911598255 · Headquarters: TACOMA, WA, USA · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

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

    EIN 237536589 · Headquarters: Tacoma, WA, US · Mutual & Membership Benefit · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  24. Ancient Mystical Order of Rosae Crucis

    EIN 931210115 · Headquarters: Woodinville, WA, US · Mutual & Membership Benefit · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  25. Ancient Order of Oriental Princes

    EIN 910954901 · Headquarters: Kent, WA, US · Mutual & Membership Benefit · Latest available filing year: 2010 · Primary form: IRS Form 990-N

  26. Ardenbrook Water Association

    EIN 910908890 · Headquarters: COLVILLE, WA, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  27. Arnps United

    EIN 911664179 · Headquarters: AUBURN, WA, USA · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  28. Arrow Place Water Association

    EIN 911072851 · Headquarters: MOSES LAKE, WA, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  29. Artondale Cemetery Association Endowment Care Fund

    EIN 912056276 · Headquarters: Gig Harbor, WA, US · Mutual & Membership Benefit · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  30. Aseaafscme Local 52 Health Benefits Trust

    EIN 920174160 · Headquarters: SPOKANE, WA, USA · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990

  31. Asociacion of Celebration Community Church of Guanacaste

    EIN 981019876 · Headquarters: Port Orchard, WA, US · Mutual & Membership Benefit · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  32. Associated General Contractors Health Benefit Trust-Alaska/Washington Chapters

    EIN 916060872 · Headquarters: MUKILTEO, WA, USA · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990

  33. Assured Life Association

    EIN 237513585 · Headquarters: Covington, WA, US · Mutual & Membership Benefit · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  34. Auburn Police Officers Association

    EIN 911022607 · Headquarters: Auburn, WA, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  35. Ballard Odd Fellows

    EIN 910818889 · Headquarters: Seattle, WA, US · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990

  36. Bellingham Lodge No 493 Loyal Order of Moose

    EIN 910597879 · Headquarters: Bellingham, WA, USA · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  37. Benefits Central

    EIN 462561328 · Headquarters: Bremerton, WA, US · Mutual & Membership Benefit · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  38. Benson Creek Irrigation Water Users Association

    EIN 473427787 · Headquarters: Twisp, WA, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  39. Benton Franklin Juvenile Court Guild

    EIN 461284395 · Headquarters: Kennewick, WA, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  40. Benton Franklin School Retirees Association

    EIN 300536697 · Headquarters: KENNEWICK, WA, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  41. Bethel Cemetery Assn

    EIN 910606489 · Headquarters: STEPTOE, WA, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  42. Bethel Greenacres Water Association

    EIN 910841485 · Headquarters: Spanaway, WA, USA · Mutual & Membership Benefit · Latest available filing year: 2023 · Primary form: IRS Form 990

  43. Bethel Ranchettes Mutual Water Company

    EIN 916057433 · Headquarters: PUYALLUP, WA, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  44. Blessings Mothers

    EIN 874585489 · Headquarters: Lacey, WA, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  45. Blet Auxiliary

    EIN 901009049 · Headquarters: Ridgefield, WA, US · Mutual & Membership Benefit · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  46. Blue Knights Motorcycle Club

    EIN 364638407 · Headquarters: South Bend, WA, US · Mutual & Membership Benefit · Latest available filing year: 2018 · Primary form: IRS Form 990-N

  47. Boeing Employees Aerodynamic Modeling Society

    EIN 562570343 · Headquarters: Lake Stevens, WA, US · Mutual & Membership Benefit · Latest available filing year: 2007 · Primary form: IRS Form 990-N

  48. Boeing Employees Model Railroad Club

    EIN 911665133 · Headquarters: Burien, WA, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  49. Boise Fire & Police Trust

    EIN 276863381 · Headquarters: MUKILTEO, WA, USA · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990

  50. Bolduc Community Association Inc

    EIN 916184841 · Headquarters: Shelton, WA, US · Mutual & Membership Benefit · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  51. Brandt Point Water System

    EIN 911390771 · Headquarters: Sequim, WA, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  52. Bremerton Friendship Lodge No 145 I00f

    EIN 910568763 · Headquarters: Silverdale, WA, US · Mutual & Membership Benefit · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  53. Brenda Terrace Waterusers Association

    EIN 911324748 · Headquarters: Yakima, WA, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  54. Brooklynn Project

    EIN 824771547 · Headquarters: SPOKANE, WA, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  55. Brown-taylor Water Co Inc

    EIN 910955682 · Headquarters: Selah, WA, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  56. Burton Water Cooperative

    EIN 881302361 · Headquarters: VASHON, WA, USA · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990

  57. Bush Point Tracpark Water Association

    EIN 832431205 · Headquarters: Freeland, WA, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  58. Business Health Trust

    EIN 367481494 · Headquarters: Seattle, WA, US · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990

  59. Butterfield Water Company Inc

    EIN 916054224 · Headquarters: Yakima, WA, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  60. Calvary Cemetery Association

    EIN 910163190 · Headquarters: TACOMA, WA, USA · Mutual & Membership Benefit · Latest available filing year: 2022 · Primary form: IRS Form 990

  61. Cascade Bridge Llc Insurance Premium Trust

    EIN 816195841 · Headquarters: VANCOUVER, WA, USA · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  62. Cascade Valley Hospital Employee Booster Association

    EIN 454703760 · Headquarters: Arlington, WA, US · Mutual & Membership Benefit · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  63. Cawa Arizona Health Trust

    EIN 834669944 · Headquarters: MUKILTEO, WA, USA · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990

  64. Ccd Irrigators

    EIN 300954794 · Headquarters: Carlsborg, WA, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  65. Cedar Health Trust

    EIN 472859356 · Headquarters: TACOMA, WA, USA · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990

  66. Center for Advanced Manufacturing Puget Sound Health Trust

    EIN 814004703 · Headquarters: BELLEVUE, WA, USA · Mutual & Membership Benefit · Latest available filing year: 2023 · Primary form: IRS Form 990

  67. Century Aluminum Hawesville Retiree Health Care Reimbursement Trust

    EIN 461202594 · Headquarters: SPOKANE, WA, USA · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990

  68. Cheney Cemetery Association

    EIN 911337341 · Headquarters: Cheney, WA, US · Mutual & Membership Benefit · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  69. Chewelah Pioneer Cemetery Association

    EIN 911773937 · Headquarters: Chewelah, WA, US · Mutual & Membership Benefit · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  70. Chua Phap Hoa

    EIN 462035996 · Headquarters: Kent, WA, USA · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  71. Churchill Water Corportion

    EIN 916058031 · Headquarters: Bainbridge Island, WA, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  72. City of Auburn Veba Trust

    EIN 821419272 · Headquarters: Auburn, WA, USA · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990

  73. City of Bothell Bargained Employee Trust

    EIN 836906599 · Headquarters: Bothell, WA, USA · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990

  74. City of Edmonds VEBA Trust

    EIN 836459084 · Headquarters: Edmonds, WA, USA · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990

  75. City of Everett VEBA Plan

    EIN 836346037 · Headquarters: Everett, WA, USA · Mutual & Membership Benefit · Latest available filing year: 2023 · Primary form: IRS Form 990

  76. City of Kent VEBA HRA Trust

    EIN 384125464 · Headquarters: Kent, WA, USA · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990

  77. City of Kirkland Veba Trust

    EIN 812937876 · Headquarters: Kirkland, WA, USA · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990

  78. City of Mount Vernon Veba Trust

    EIN 821419608 · Headquarters: Mount Vernon, WA, USA · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990

  79. City of Santa Clara VEBA Postretirement Medical Reimbursement Account Plan Trust

    EIN 912156027 · Headquarters: Spokane, WA, USA · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990

  80. Clark County Dental Society

    EIN 800180775 · Headquarters: Vancouver, WA, US · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  81. Cle Elum Veterans Memorial Fund

    EIN 812383204 · Headquarters: South Cle Elum, WA, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  82. Cle Elum-st Thomas Temple Board

    EIN 711014651 · Headquarters: Cle Elum, WA, US · Mutual & Membership Benefit · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  83. Clear Lake Water Users Association

    EIN 911813603 · Headquarters: MEDICAL LAKE, WA, USA · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990

  84. Clearwater Domestic Water Assoc Inc

    EIN 916049343 · Headquarters: PASCO, WA, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  85. Clifton Beach Tracts Coop Water Assoc

    EIN 916054764 · Headquarters: Belfair, WA, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  86. Co of Riverside CA VEBA Post-Employment Health Savings Plan Trust

    EIN 026162571 · Headquarters: Spokane, WA, USA · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990

  87. Coeurd-alene Masonic Lodge

    EIN 900624156 · Headquarters: SPOKANE VLY, WA, US · Mutual & Membership Benefit · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  88. Colfax Masonic Corporation

    EIN 910181695 · Headquarters: Colfax, WA, US · Mutual & Membership Benefit · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  89. Columbiettes Incorporated

    EIN 300884764 · Headquarters: Puyallup, WA, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  90. Columbus Club of Bremerton

    EIN 910587631 · Headquarters: Bremerton, WA, USA · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  91. Combined Water System

    EIN 274316330 · Headquarters: Stanwood, WA, USA · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990

  92. Community College Employees Benefit Trust

    EIN 206722122 · Headquarters: MUKILTEO, WA, USA · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990

  93. Confederated Tribes of the Colville Reservation Veba Health Savings Trust

    EIN 834286173 · Headquarters: NESPELEM, WA, USA · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  94. Conscious Capitalism Seattle

    EIN 812102505 · Headquarters: Seattle, WA, US · Mutual & Membership Benefit · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  95. Country Meadows Water System

    EIN 510537078 · Headquarters: OLYMPIA, WA, US · Mutual & Membership Benefit · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  96. Cowles Company Medical Plan Veba Trust

    EIN 207044058 · Headquarters: SPOKANE, WA, USA · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990

  97. Crestview West Water System

    EIN 461247246 · Headquarters: KENT, WA, US · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  98. Croatian Fraternal Union of America

    EIN 237505202 · Headquarters: Cle Elum, WA, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  99. Crown Hill Business Association

    EIN 203086587 · Headquarters: Seattle, WA, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  100. Dartford Cemetery Association

    EIN 911735920 · Headquarters: Spokane, WA, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

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