Post Offices

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

Castle Shannon Post Office

Castle Shannon Post Office in Pittsburgh, Pennsylvania on Castle Shannon Blvd. Operating hours, phone number, services information, and other locations.

Address: 370 Castle Shannon Blvd, Pittsburgh, PA 15234
Phone: 412-561-1173
Fax: 412-341-2863
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457

Retail Hours

Monday 8:30am - 6:00pm
Tuesday 8:30am - 6:00pm
Wednesday 8:30am - 6:00pm
Thursday 8:30am - 6:00pm
Friday 8:30am - 6:00pm
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 2:30pm
Sunday Closed

Last Collection Times

Monday 10:00am - 3:00pm
Tuesday 10:00am - 3:00pm
Wednesday 10:00am - 3:00pm
Thursday 10:00am - 3:00pm
Friday 10:00am - 3:00pm
Saturday 10:00am - 1:00pm
Sunday Closed