Post Offices

Post Offices in & near Illinois City, Illinois. Operating hours, locations, phone/fax number, services information.

Illinois City Post Office

Post Office in Illinois City, Illinois on 124th Ave W. Operating hours, phone number, services information, and other locations.

Address: 23828 124th Ave W, Illinois City, IL 61259
Phone: 309-791-0060
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457

Retail Hours

Monday 7:30am - 11:30am
Tuesday 7:30am - 11:30am
Wednesday 7:30am - 11:30am
Thursday 7:30am - 11:30am
Friday 7:30am - 11:30am
Saturday 7:00am - 9:30am
Sunday Closed

Lobby Hours

Monday 3:45pm
Tuesday 3:45pm
Wednesday 3:45pm
Thursday 3:45pm
Friday 3:45pm
Saturday 3:45am
Sunday Closed

Last Collection Times

Monday 7:30am - 11:00am
Tuesday 7:30am - 11:00am
Wednesday 7:30am - 11:00am
Thursday 7:30am - 11:00am
Friday 7:30am - 11:00am
Saturday Closed
Sunday Closed