Post Offices in & near Mitchell, Illinois. Operating hours, locations, phone/fax number, services information.
Mitchell Post Office in Granite City, Illinois on E Chain of Rocks Rd. Operating hours, phone number, services information, and other locations.
Address: 506 E Chain of Rocks Rd, Granite City, IL 62040
Phone: 618-877-0700
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457
