Nonprofits in Walla Walla, Washington

Nonprofits in Walla Walla, Washington. Browse 423 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. Washington State University

    EIN 911539301 · Headquarters: Walla Walla, WA, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  2. Washington State University

    EIN 912023975 · Headquarters: Walla Walla, WA, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  3. Washington State University

    EIN 912073728 · Headquarters: Walla Walla, WA, US · Youth Development · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  4. Washington State University

    EIN 912110760 · Headquarters: Walla Walla, WA, US · Youth Development · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  5. Washington State University

    EIN 922536842 · Headquarters: Walla Walla, WA, US · Youth Development · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  6. Washington State University

    EIN 992771344 · Headquarters: Walla Walla, WA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  7. Washington State University Extension

    EIN 882078929 · Headquarters: Walla Walla, WA, US · Youth Development · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  8. Wee Willy S Music Enterprise

    EIN 452412422 · Headquarters: WALLA WALLA, WA, US · Arts, Culture & Humanities · Latest available filing year: 2014 · Primary form: IRS Form 990-N

  9. Wellington Arms Housing Group

    EIN 205056459 · Headquarters: WALLA WALLA, WA, USA · Housing & Shelter · Latest available filing year: 2025 · Primary form: IRS Form 990

  10. Wells Charitable Trust

    EIN 916349205 · Headquarters: WALLA WALLA, WA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2018 · Primary form: IRS Form 990-PF

  11. Whatcom County School Retirees Association

    EIN 911322604 · Headquarters: WALLA WALLA, WA, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  12. Whitman College

    EIN 910567740 · Headquarters: Walla Walla, WA, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  13. Whitman College 21St Century Trust

    EIN 916526001 · Headquarters: WALLA WALLA, WA, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  14. Whitman College Panhellenic

    EIN 333288826 · Headquarters: Walla Walla, WA, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  15. Whitman College Paul Garrett Foundation

    EIN 911648072 · Headquarters: Walla Walla, WA, USA · Education · Latest available filing year: 2018 · Primary form: IRS Form 990

  16. Whitman College Sigma Xi

    EIN 611598849 · Headquarters: Walla Walla, WA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  17. Whitman Street Housing Group

    EIN 943230574 · Headquarters: WALLA WALLA, WA, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  18. Yancey P Winans Testamentary Trust

    EIN 916306164 · Headquarters: WALLA WALLA, WA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  19. Yeehaw Aloha a Nonprofit Corporation

    EIN 825108492 · Headquarters: WALLA WALLA, WA, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  20. YWCA Walla Walla

    EIN 910613315 · Headquarters: Walla Walla, WA, United States · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990

  21. Zaley Blocklinger Memorial Foundation

    EIN 335070145 · Headquarters: Walla Walla, WA, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  22. Zoe Life Coaching

    EIN 332899029 · Headquarters: Walla Walla, WA, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  23. Zonta International

    EIN 916049975 · Headquarters: Walla Walla, WA, US · Community Improvement & Capacity Building · Latest available filing year: 2013 · Primary form: IRS Form 990-N

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