Post Offices in & near Hanover, Illinois. Operating hours, locations, phone/fax number, services information.
Post Office in Hanover, Illinois on Jefferson St. Operating hours, phone number, services information, and other locations.
Address: 220 Jefferson St, Hanover, IL 61041
Phone: 815-591-2219
Fax: 815-591-3749
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457