Hannibal Post Office

Post office

801 Broadway, Hannibal, MO 63401

By appointment after 2:00pm Monday - Friday. By appointment only on Saturday. Please call 573-221-0957.

Appointment required

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

Book at USPS Directions Facilities in Hannibal Facilities in Missouri

Hannibal Post Office accepts new U.S. passport applications in person in Hannibal, MO. First-time and child visits are booked on the USPS scheduler. Search ZIP 63401. How to apply · How to renew