Post Offices in & near Illiopolis, Illinois. Operating hours, locations, phone/fax number, services information.
Post Office in Illiopolis, Illinois on Louisa St. Operating hours, phone number, services information, and other locations.
Address: 463 Louisa St, Illiopolis, IL 62539
Phone: 217-486-7541
Fax: 217-486-7541
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457
