Post Offices
Post Offices in & near Walnut Grove, Illinois. Operating hours, locations, phone/fax number, services information.
Prairie City Post Office
Post Office in Prairie City, Illinois on E Main St. Operating hours, phone number, services information, and other locations.
Address: 325 E Main St, Prairie City, IL 61470
Phone: 309-775-4403
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457
Retail Hours
Monday 7:00am - 11:00amTuesday 7:00am - 11:00am
Wednesday 7:00am - 11:00am
Thursday 7:00am - 11:00am
Friday 7:00am - 11:00am
Saturday 7:15am - 8:45am
Sunday Closed
Lobby Hours
Monday 3:45pmTuesday 3:45pm
Wednesday 3:45pm
Thursday 3:45pm
Friday 3:45pm
Saturday 9:45am
Sunday Closed
Last Collection Times
Monday 7:00am - 10:45amTuesday 7:00am - 10:45am
Wednesday 7:00am - 10:45am
Thursday 7:00am - 10:45am
Friday 7:00am - 10:45am
Saturday 7:15am - 8:30am
Sunday Closed