Clayton Post Office

Post office

200 N Prentice Street, Clayton, WI 54004

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 Clayton Facilities in Wisconsin

Clayton Post Office accepts new U.S. passport applications in person in Clayton, WI. First-time and child visits are booked on the USPS scheduler. Search ZIP 54004. How to apply · How to renew