Post Offices in & near Chadwick, Illinois. Operating hours, locations, phone/fax number, services information.
Post Office in Chadwick, Illinois on N Main St. Operating hours, phone number, services information, and other locations.
Address: 218 N Main St, Chadwick, IL 61014
Phone: 815-684-5170
Fax: 815-684-5065
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457
