Post Offices in & near Royalton, Illinois. Operating hours, locations, phone/fax number, services information.
Post Office in Royalton, Illinois on S Main St. Operating hours, phone number, services information, and other locations.
Address: 309 S Main St, Royalton, IL 62983
Phone: 618-984-2032
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457