IRS organization
WINNEBAGO HISTORICAL SOCIETY
This listing describes a nonprofit organization. Tax classification is separate from state registration and operating status.
Record reference date: October 13, 2026. Details may be incomplete or outdated.
- Record type
- IRS organization
- Record identifier
- 510205104
- Status
- Unconditional Exemption
- City
- Forest City
- State or territory
- Iowa
- Record date
- Not reported