Post Offices in & near Columbia, Illinois. Operating hours, locations, phone/fax number, services information.
Post Office in Columbia, Illinois on Columbia Center. Operating hours, phone number, services information, and other locations.
Address: 800 Columbia Center, Columbia, IL 62236
Phone: 618-281-5300
Fax: 618-281-9300
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457
