Post Offices

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

Oldtown Post Office

Post Office in Oldtown, Maryland on Opessa St SE. Operating hours, phone number, services information, and other locations.

Address: 19104 Opessa St SE, Oldtown, MD 21555
Phone: 301-478-5601
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457

Retail Hours

Monday 7:30am - 11:30am
Tuesday 7:30am - 11:30am
Wednesday 7:30am - 11:30am
Thursday 7:30am - 11:30am
Friday 7:30am - 11:30am
Saturday 7:30am - 11:30am
Sunday Closed

Lobby Hours

Monday 7:30am - 4:30pm
Tuesday 7:30am - 4:30pm
Wednesday 7:30am - 4:30pm
Thursday 7:30am - 4:30pm
Friday 7:30am - 4:30pm
Saturday 7:30am - 12:00pm
Sunday Closed

Last Collection Times

Monday 4:00pm
Tuesday 4:00pm
Wednesday 4:00pm
Thursday 4:00pm
Friday 4:00pm
Saturday 11:30am
Sunday Closed