Post Offices in & near Rio, Illinois. Operating hours, locations, phone/fax number, services information.
Post Office in Rio, Illinois on E Center Ave. Operating hours, phone number, services information, and other locations.
Address: 110 E Center Ave, Rio, IL 61472
Phone: 309-972-3601
Fax: 309-972-3602
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457
