Fennimore Post Office

Post office

1090 12th St., Fennimore, WI 53809

Hours are not published. Call before you go.

Hours and addresses come from the State Department listing, updated November 2, 2026.

Book at USPS Directions Facilities in Fennimore Facilities in Wisconsin

Fennimore Post Office accepts new U.S. passport applications in person in Fennimore, WI. First-time and child visits are booked on the USPS scheduler. Search ZIP 53809. How to apply · How to renew