Nonprofits in Oconomwooc, Wisconsin
Nonprofits in Oconomwooc, Wisconsin. Browse 1 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
- Ashippun Historical Society Inc
EIN 393482514 · Headquarters: Oconomwooc, WI, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N