Post Offices
Post Offices in & near Columbia, Illinois. Operating hours, locations, phone/fax number, services information.
Columbia Post Office
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
Retail Hours
Monday 8:30am - 5:00pmTuesday 8:30am - 5:00pm
Wednesday 8:30am - 5:00pm
Thursday 8:30am - 5:00pm
Friday 8:30am - 5:00pm
Saturday 8:30am - 12:00pm
Sunday Closed
Lobby Hours
Monday 5:00pmTuesday 5:00pm
Wednesday 5:00pm
Thursday 5:00pm
Friday 5:00pm
Saturday 1:30pm
Sunday Closed
Last Collection Times
Monday 9:00am - 2:00pmTuesday 9:00am - 2:00pm
Wednesday 9:00am - 2:00pm
Thursday 9:00am - 2:00pm
Friday 9:00am - 2:00pm
Saturday Closed
Sunday Closed