Nonprofits in Buffalo, South Dakota

Nonprofits in Buffalo, South Dakota. Browse 16 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. 4-H Clubs & Affiliated 4-H Organizations

    EIN 202166111 · Headquarters: Buffalo, SD, US · Youth Development · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  2. 4-H Clubs & Affiliated 4-H Organizations

    EIN 204934461 · Headquarters: Buffalo, SD, US · Youth Development · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  3. 4-H Clubs & Affiliated 4-H Organizations

    EIN 412166667 · Headquarters: Buffalo, SD, US · Youth Development · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  4. 4-H Clubs & Affiliated 4-H Organizations

    EIN 460348697 · Headquarters: Buffalo, SD, US · Youth Development · Latest available filing year: 2011 · Primary form: IRS Form 990-N

  5. American Legion Auxiliary of Lamnison Post 147 Dept of Sd

    EIN 460355959 · Headquarters: Buffalo, SD, US · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  6. Buffalo Museum and One Room Schoolh

    EIN 474515511 · Headquarters: Buffalo, SD, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  7. Bullock Community Center

    EIN 300656510 · Headquarters: Buffalo, SD, USA · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  8. Camp Crook Roping Club Inc

    EIN 824119505 · Headquarters: Buffalo, SD, US · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  9. Harding County Booster Club

    EIN 850998828 · Headquarters: BUFFALO, SD, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  10. Harding County Hospital Association

    EIN 474577988 · Headquarters: Buffalo, SD, US · Medical Research · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  11. Harding County Pto

    EIN 810711407 · Headquarters: Buffalo, SD, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  12. Harding County Stockgrowers

    EIN 460378314 · Headquarters: BUFFALO, SD, USA · Food, Agriculture & Nutrition · Latest available filing year: 2023 · Primary form: IRS Form 990-PF

  13. International Association of Lions Clubs

    EIN 466017310 · Headquarters: Buffalo, SD, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  14. International Reading Association Inc

    EIN 460458801 · Headquarters: Buffalo, SD, US · Education · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  15. Order of the Eastern Star of South Dakota

    EIN 237170651 · Headquarters: Buffalo, SD, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  16. Royal Neighbors of America

    EIN 363272797 · Headquarters: BUFFALO, SD, US · Recreation & Sports · Latest available filing year: 2009 · Primary form: IRS Form 990-N