Quincy Main Post Office

Post office

3535 Locust Street, Quincy, IL 62301

(217) 224-4950

Saturday by appointment only. Please call 217-224-4950

Appointment required

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

Book at USPS Directions Facilities in Quincy Facilities in Illinois

Quincy Main Post Office accepts new U.S. passport applications in person in Quincy, IL. First-time and child visits are booked on the USPS scheduler. Search ZIP 62301. How to apply · How to renew

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