Nonprofits in Hamlin, Iowa

Nonprofits in Hamlin, Iowa. Browse 5 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. American Legion Auxiliary

    EIN 421117506 · Headquarters: Hamlin, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  2. American Legion Auxiliary

    EIN 426076187 · Headquarters: Hamlin, IA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  3. Ancient Free & Accepted Masons of Iowa

    EIN 237503081 · Headquarters: Hamlin, IA, US · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  4. Audubon County Conservation Club

    EIN 421361819 · Headquarters: Hamlin, IA, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  5. Audubon High School Class of 1974

    EIN 471476112 · Headquarters: HAMLIN, IA, US · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-N