Post Offices
Post Offices in & near Clinton, Illinois. Operating hours, locations, phone/fax number, services information.
Clinton Post Office
Post Office in Clinton, Illinois on N Quincy St. Operating hours, phone number, services information, and other locations.
Address: 105 N Quincy St, Clinton, IL 61727
Phone: 217-935-5584
Fax: 217-935-9205
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 - 12:30pm
Sunday Closed
Lobby Hours
Monday 5:15pmTuesday 5:15pm
Wednesday 5:15pm
Thursday 5:15pm
Friday 5:15pm
Saturday 2:00pm
Sunday Closed
Last Collection Times
Monday 8:30am - 3:30pmTuesday 8:30am - 3:30pm
Wednesday 8:30am - 3:30pm
Thursday 8:30am - 3:30pm
Friday 8:30am - 3:30pm
Saturday 8:30am - 11:00am
Sunday Closed