Post Offices in & near Sullivan, Illinois. Operating hours, locations, phone/fax number, services information.
Post Office in Sullivan, Illinois on S Madison St. Operating hours, phone number, services information, and other locations.
Address: 16 S Madison St, Sullivan, IL 61951
Phone: 217-728-7111
Fax: 217-728-7475
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457
