Post Offices

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

Knoxvill Post Office

Post Office in Knoxville, Illinois on N Public Sq. Operating hours, phone number, services information, and other locations.

Address: 121 N Public Sq, Knoxville, IL 61448
Phone: 309-289-2612
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457

Retail Hours

Monday 8:30am - 11:30am, 12:30pm - 4:30pm
Tuesday 8:30am - 11:30am, 12:30pm - 4:30pm
Wednesday 8:30am - 11:30am, 12:30pm - 4:30pm
Thursday 8:30am - 11:30am, 12:30pm - 4:30pm
Friday 8:30am - 11:30am, 12:30pm - 4:30pm
Saturday 8:30am - 11:30am
Sunday Closed

Lobby Hours

Monday 4:30pm
Tuesday 4:30pm
Wednesday 4:30pm
Thursday 4:30pm
Friday 4:30pm
Saturday 11:30pm
Sunday Closed

Last Collection Times

Monday 8:30am - 11:30am, 12:30pm - 2:00pm
Tuesday 8:30am - 11:30am, 12:30pm - 2:00pm
Wednesday 8:30am - 11:30am, 12:30pm - 2:00pm
Thursday 8:30am - 11:30am, 12:30pm - 2:00pm
Friday 8:30am - 11:30am, 12:30pm - 2:00pm
Saturday 8:30am - 11:00am
Sunday Closed