Post Offices
Post Offices in & near Castle Acres, Maryland. Operating hours, locations, phone/fax number, services information.
Harwood Post Office
Post Office in Harwood, Maryland on Solomons Island Rd. Operating hours, phone number, services information, and other locations.
Address: 4450 Solomons Island Rd, Harwood, MD 20776
Phone: 410-867-3800
Fax: 410-867-2408
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457
Retail Hours
Monday 9:00am - 4:30pmTuesday 9:00am - 4:30pm
Wednesday 9:00am - 4:30pm
Thursday 9:00am - 4:30pm
Friday 9:00am - 4:30pm
Saturday 9:00am - 12:00pm
Sunday Closed
Lobby Hours
Monday 4:15pmTuesday 4:15pm
Wednesday 4:15pm
Thursday 4:15pm
Friday 4:15pm
Saturday 11:45am
Sunday Closed
Last Collection Times
Monday 10:00am - 3:00pmTuesday 10:00am - 3:00pm
Wednesday 10:00am - 3:00pm
Thursday 10:00am - 3:00pm
Friday 10:00am - 3:00pm
Saturday Closed
Sunday Closed