Post Offices

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

Sterling Post Office

Post Office in Sterling, Illinois on 3rd Ave. Operating hours, phone number, services information, and other locations.

Address: 408 3rd Ave, Sterling, IL 61081
Phone: 815-625-0812
Fax: 815-625-0879
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457

Retail Hours

Monday 8:00am - 5:00pm
Tuesday 8:00am - 5:00pm
Wednesday 8:00am - 5:00pm
Thursday 8:00am - 5:00pm
Friday 8:00am - 5:00pm
Saturday 8:30am - 1:00pm
Sunday Closed

Lobby Hours

Monday 5:00pm
Tuesday 5:00pm
Wednesday 5:00pm
Thursday 5:00pm
Friday 5:00pm
Saturday 5:00pm
Sunday Closed

Last Collection Times

Monday 9:00am - 12:00pm, 1:00pm - 3:00pm
Tuesday 9:00am - 12:00pm, 1:00pm - 3:00pm
Wednesday 9:00am - 12:00pm, 1:00pm - 3:00pm
Thursday 9:00am - 12:00pm, 1:00pm - 3:00pm
Friday 9:00am - 12:00pm, 1:00pm - 3:00pm
Saturday 9:00am - 11:00am
Sunday Closed