Du Quoin Post Office

Post office

304 E Main Street, Duquoin, IL 62832

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 Duquoin Facilities in Illinois

Du Quoin Post Office accepts new U.S. passport applications in person in Duquoin, IL. First-time and child visits are booked on the USPS scheduler. Search ZIP 62832. How to apply · How to renew