Post Offices

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

Arsenal Post Office

Arsenal Post Office in Pittsburgh, Pennsylvania on 42nd St. Operating hours, phone number, services information, and other locations.

Address: 186 42nd St, Pittsburgh, PA 15201
Phone: 412-682-4297
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457

Retail Hours

Monday 9:00am - 1:00pm, 2:00pm - 4:30pm
Tuesday 9:00am - 1:00pm, 2:00pm - 4:30pm
Wednesday 9:00am - 1:00pm, 2:00pm - 4:30pm
Thursday 9:00am - 1:00pm, 2:00pm - 4:30pm
Friday 9:00am - 1:00pm, 2:00pm - 4:30pm
Saturday 10:00am - 12:00pm
Sunday Closed

Lobby Hours

Monday 9:00am - 1:00pm, 2:00pm - 4:30pm
Tuesday 9:00am - 1:00pm, 2:00pm - 4:30pm
Wednesday 9:00am - 1:00pm, 2:00pm - 4:30pm
Thursday 9:00am - 1:00pm, 2:00pm - 4:30pm
Friday 9:00am - 1:00pm, 2:00pm - 4:30pm
Saturday 10:00am - 12:00pm
Sunday Closed

Last Collection Times

Monday 4:30pm
Tuesday 4:30pm
Wednesday 4:30pm
Thursday 4:30pm
Friday 4:30pm
Saturday 12:00pm
Sunday Closed