Harrisburg Post Office

Post office

101 W Church Street, Harrisburg, IL 62946

(618) 253-7836

For Appointment Call (618)253-7836

Appointment required

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

Book at USPS Directions Facilities in Harrisburg Facilities in Illinois

Harrisburg Post Office accepts new U.S. passport applications in person in Harrisburg, IL. First-time and child visits are booked on the USPS scheduler. Search ZIP 62946. How to apply · How to renew