Nonprofits in Ofallon, Illinois

Nonprofits in Ofallon, Illinois. Browse 125 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. Southern Illinois Builders Association

    EIN 370626710 · Headquarters: OFALLON, IL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  2. Southern Illinois Cardiovascular Facility Inc

    EIN 371276333 · Headquarters: OFallon, IL, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  3. Southern Illinois Construction Advancement Program

    EIN 371271841 · Headquarters: OFALLON, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  4. Southern Illinois Court 86 Royal Order of Jesters Co Vic Eskra

    EIN 237151562 · Headquarters: OFALLON, IL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  5. Southwest Illinois Chapter of the Military Officers Association of A

    EIN 371119576 · Headquarters: OFallon, IL, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  6. Southwest Illinois Trade and Investment Council

    EIN 820862899 · Headquarters: Ofallon, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  7. Southwest Math Contest

    EIN 464992633 · Headquarters: OFallon, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  8. Spark Adolescent Resources Co

    EIN 861923491 · Headquarters: Ofallon, IL, US · Youth Development · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  9. St Clair County Bar Foundation

    EIN 264005541 · Headquarters: OFallon, IL, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  10. St Clair County Black Chamber of Commerce Inc

    EIN 473818259 · Headquarters: OFALLON, IL, US · Community Improvement & Capacity Building · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  11. St Clair County VBC

    EIN 475303280 · Headquarters: OFallon, IL, USA · Recreation & Sports · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ

  12. St Louis Agri Business Club

    EIN 431238736 · Headquarters: OFallon, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  13. St Louis Quarter Back Club Charitable Foundation

    EIN 237357209 · Headquarters: OFALLON, IL, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  14. St Louis Quarterback Club

    EIN 431111563 · Headquarters: OFALLON, IL, US · Recreation & Sports · Latest available filing year: 2017 · Primary form: IRS Form 990-N

  15. Swing Fore Hope

    EIN 320223611 · Headquarters: OFALLON, IL, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  16. The Flagman's Mission Continues

    EIN 851882213 · Headquarters: OFALLON, IL, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  17. This Grow Round

    EIN 332342624 · Headquarters: OFallon, IL, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  18. Ticket 2 Success Inc

    EIN 800861635 · Headquarters: Ofallon, IL, US · Education · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  19. Toastmasters International

    EIN 376048890 · Headquarters: OFallon, IL, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  20. Toil

    EIN 474203650 · Headquarters: Ofallon, IL, US · Employment · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  21. Trucking Management Inc

    EIN 521123758 · Headquarters: OFALLON, IL, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  22. Veterans of Foreign Wars Department of Illinois

    EIN 371330624 · Headquarters: Ofallon, IL, US · Public & Societal Benefit · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  23. Waterloo Masonic Lodge #787 Af & Am

    EIN 370155383 · Headquarters: OFALLON, IL, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  24. Women 4-Given Circle

    EIN 300632346 · Headquarters: OFallon, IL, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  25. Ymk 2028 Incorporated

    EIN 881410721 · Headquarters: Ofallon, IL, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N

First page and all pages