Nonprofits in Alton, New Hampshire

Nonprofits in Alton, New Hampshire. Browse 35 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. Access to Ideas

    EIN 010701738 · Headquarters: Alton, NH, US · Education · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  2. Alton Firemen Inc

    EIN 474904269 · Headquarters: ALTON, NH, US · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  3. Alton Historical Society

    EIN 026018177 · Headquarters: Alton, NH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  4. Alton Police Association

    EIN 020366021 · Headquarters: Alton, NH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  5. Alton Teachers Association

    EIN 222503725 · Headquarters: Alton, NH, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  6. Alton Youth League

    EIN 200699490 · Headquarters: Alton, NH, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  7. American Legion Auxiliary

    EIN 020355543 · Headquarters: Alton, NH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  8. American Legion Auxiliary

    EIN 472207113 · Headquarters: Alton, NH, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  9. American Legion Post 72

    EIN 026009997 · Headquarters: ALTON, NH, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  10. Black Point Association

    EIN 931854285 · Headquarters: ALTON, NH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  11. Christian Camps & Conference Inc

    EIN 237305424 · Headquarters: ALTON, NH, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990

  12. Christian Camps & Conferences-Maine Inc

    EIN 260456274 · Headquarters: ALTON, NH, USA · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990

  13. Construction Specifications Institute Nw Pa Chapter

    EIN 251347998 · Headquarters: Alton, NH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  14. COWASS North America Incorporated

    EIN 223229024 · Headquarters: Alton, NH, USA · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  15. East Alton Fire Association

    EIN 510192414 · Headquarters: ALTON, NH, USA · Public Safety, Disaster Preparedness & Relief · Latest available filing year: 2021 · Primary form: IRS Form 990-EZ

  16. East Alton Meeting House Society

    EIN 020342524 · Headquarters: Alton, NH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  17. Free & Accepted Masons of New Hampshire

    EIN 020433647 · Headquarters: Alton, NH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  18. Friends of Alton Nh Parks & Recreation

    EIN 994619389 · Headquarters: Alton, NH, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  19. Friends of Kingswood Hockey

    EIN 934316909 · Headquarters: ALTON, NH, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  20. HAW Foundation

    EIN 831495444 · Headquarters: Alton, NH, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  21. John & Anna Newton Porter Foundation

    EIN 026034452 · Headquarters: ALTON, NH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  22. Kidneys for Kindness

    EIN 932219983 · Headquarters: Alton, NH, USA · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2025 · Primary form: IRS Form 990

  23. Knights of Columbus

    EIN 020352616 · Headquarters: Alton, NH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  24. National Auxiliary of the Sons of Union Veterans of the Civil War

    EIN 205793734 · Headquarters: Alton, NH, US · Public & Societal Benefit · Latest available filing year: 2008 · Primary form: IRS Form 990-N

  25. New Hampshire Congress of Parents and Teachers

    EIN 020493558 · Headquarters: Alton, NH, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  26. New Peace Network Inc

    EIN 205429219 · Headquarters: Alton, NH, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  27. Pmhs Team 319 Boosters Inc

    EIN 473943526 · Headquarters: Alton, NH, USA · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  28. Prospect Mountain Education Support Professional Association Nea-nh

    EIN 384181670 · Headquarters: Alton, NH, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  29. Rophe Therapeutic Farm Inc

    EIN 880990324 · Headquarters: Alton, NH, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  30. Rotary International

    EIN 331106657 · Headquarters: Alton, NH, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  31. Rubbico Family Foundation

    EIN 876881821 · Headquarters: ALTON, NH, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  32. Safe Boaters of New Hampshire

    EIN 273169734 · Headquarters: Alton, NH, US · Recreation & Sports · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  33. The Alton Community Services Program Inc

    EIN 020516818 · Headquarters: ALTON, NH, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  34. The Goldstock Fund Limited

    EIN 161529946 · Headquarters: ALTON, NH, USA · Animal Related · Latest available filing year: 2019 · Primary form: IRS Form 990-EZ

  35. Timberwolves Booster Club

    EIN 203735605 · Headquarters: Alton, NH, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N