Post Offices

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

Mckeespor Post Office

Post Office in McKeesport, Pennsylvania on Walnut St. Operating hours, phone number, services information, and other locations.

Address: 850 Walnut St, McKeesport, PA 15134
Phone: 412-672-9722
Fax: 412-672-8935
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 9:00am - 1:00pm
Sunday Closed

Lobby Hours

Monday 5:00pm
Tuesday 5:00pm
Wednesday 5:00pm
Thursday 5:00pm
Friday 5:00pm
Saturday 4:45pm
Sunday Closed

Last Collection Times

Monday 9:30am - 2:30pm
Tuesday 9:30am - 2:30pm
Wednesday 9:30am - 2:30pm
Thursday 9:30am - 2:30pm
Friday 9:30am - 2:30pm
Saturday 9:30am - 11:30am
Sunday Closed