Post Offices
Post Offices in & near Fairfield, Illinois. Operating hours, locations, phone/fax number, services information.
Fairfield Post Office
Post Office in Fairfield, Illinois on E Delaware St. Operating hours, phone number, services information, and other locations.
Address: 220 E Delaware St, Fairfield, IL 62837
Phone: 618-842-5126
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 9:00am - 11:00am
Sunday Closed
Lobby Hours
Monday 2:30pmTuesday 2:30pm
Wednesday 2:30pm
Thursday 2:30pm
Friday 2:30pm
Saturday 2:30pm
Sunday Closed
Last Collection Times
Monday 8:30am - 1:45pmTuesday 8:30am - 1:45pm
Wednesday 8:30am - 1:45pm
Thursday 8:30am - 1:45pm
Friday 8:30am - 1:45pm
Saturday Closed
Sunday Closed