Nonprofits in O Fallon, Missouri

Nonprofits in O Fallon, Missouri. Browse 129 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. Society of Women Engineers

    EIN 431572988 · Headquarters: O Fallon, MO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  2. Spastic Paraplegia Foundation Inc

    EIN 043594491 · Headquarters: O Fallon, MO, USA · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2024 · Primary form: IRS Form 990

  3. St Charles Christian Home Educators

    EIN 454246843 · Headquarters: O FALLON, MO, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990

  4. St Charles County Arts Council Inc

    EIN 431190736 · Headquarters: O FALLON, MO, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  5. St Louis Bandits Baseball Boosters Llc

    EIN 471657643 · Headquarters: O FALLON, MO, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990

  6. St Louis Chaos

    EIN 811335569 · Headquarters: O Fallon, MO, US · Recreation & Sports · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  7. St Louis Eisa Okinawa Kenjin-kai

    EIN 811674807 · Headquarters: O Fallon, MO, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  8. St Louis Frenzy Womens Ice Hockey Club

    EIN 822319263 · Headquarters: O Fallon, MO, US · Recreation & Sports · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  9. St Louis Lyons Hockey Club

    EIN 364868506 · Headquarters: O Fallon, MO, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  10. St Louis Suburban Mmea District 5

    EIN 932059444 · Headquarters: O Fallon, MO, US · Arts, Culture & Humanities · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  11. St Peters Bmx Gateway

    EIN 260112818 · Headquarters: O Fallon, MO, US · Recreation & Sports · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  12. Sues Sweeties

    EIN 813581247 · Headquarters: O Fallon, MO, US · Animal Related · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  13. Team Unleashed Athletics

    EIN 334015441 · Headquarters: O Fallon, MO, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  14. The Anthony Armstrong 88 Foundation

    EIN 810634291 · Headquarters: O FALLON, MO, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  15. The Cahaya Foundation

    EIN 862063857 · Headquarters: O FALLON, MO, USA · International, Foreign Affairs & National Security · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  16. Toastmasters International

    EIN 364958997 · Headquarters: O Fallon, MO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  17. Toastmasters International

    EIN 431702182 · Headquarters: O Fallon, MO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  18. Top Dog Studios Llc

    EIN 465175076 · Headquarters: O Fallon, MO, US · Arts, Culture & Humanities · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  19. Toys for Togo

    EIN 821967921 · Headquarters: O Fallon, MO, US · Youth Development · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  20. Twin Chimneys Elementary School Pto

    EIN 311708244 · Headquarters: O Fallon, MO, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  21. Tyana Legacy Project Healing Through Unity Incorporat

    EIN 334656080 · Headquarters: O Fallon, MO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  22. U S S William R Rush Association

    EIN 043223159 · Headquarters: O Fallon, MO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  23. Unleashed Potential Animal Rescue

    EIN 991694769 · Headquarters: O Fallon, MO, US · Animal Related · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  24. Veterans of Foreign Wars Dept of Mo

    EIN 436097765 · Headquarters: O FALLON, MO, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  25. Vietnam Veterans of America Inc

    EIN 431518142 · Headquarters: O Fallon, MO, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  26. Wentzville Youth Golf Foundation Inc

    EIN 812313516 · Headquarters: O FALLON, MO, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  27. West Community Credit Union

    EIN 430603999 · Headquarters: O'Fallon, MO, US · Public & Societal Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990

  28. Wish Project International

    EIN 270718972 · Headquarters: O FALLON, MO, US · International, Foreign Affairs & National Security · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  29. Yuppy Puppies Forever Inc

    EIN 824015463 · Headquarters: O Fallon, MO, USA · Animal Related · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

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