Johnston Post Office

Post office

5874 Merle Hay Road, Johnston, IA 50131

By appointment only please call (515)334-0216.

Appointment required

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

Book at USPS Directions Facilities in Johnston Facilities in Iowa

Johnston Post Office accepts new U.S. passport applications in person in Johnston, IA. First-time and child visits are booked on the USPS scheduler. Search ZIP 50131. How to apply · How to renew