Dubuque Post Office

Post office

350 W. 6th Street, Dubuque, IA 52001

By appointment. Please call (563)582-3674.

Appointment required

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

Book at USPS Directions Facilities in Dubuque Facilities in Iowa

Dubuque Post Office accepts new U.S. passport applications in person in Dubuque, IA. First-time and child visits are booked on the USPS scheduler. Search ZIP 52001. How to apply · How to renew

Other facilities in Dubuque

Dubuque County Treasurer