Post Offices in & near Centralia, Illinois. Operating hours, locations, phone/fax number, services information.
Post Office in Centralia, Illinois on S Poplar St. Operating hours, phone number, services information, and other locations.
Address: 314 S Poplar St, Centralia, IL 62801
Phone: 618-532-6717
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457