Post Offices
Post Offices in & near Catonsville, Maryland. Operating hours, locations, phone/fax number, services information.
Catonsvill Post Office
Post Office in Catonsville, Maryland on Frederick Rd. Operating hours, phone number, services information, and other locations.
Address: 1001 Frederick Rd, Catonsville, MD 21228
Phone: 410-869-7204
Fax: 410-719-1614
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457
Retail Hours
Monday 8:30am - 5:00pmTuesday 8:30am - 5:00pm
Wednesday 8:30am - 5:00pm
Thursday 8:30am - 5:00pm
Friday 8:30am - 5:00pm
Saturday 9:00am - 3:00pm
Sunday Closed
Lobby Hours
Monday 5:00pmTuesday 5:00pm
Wednesday 5:00pm
Thursday 5:00pm
Friday 5:00pm
Saturday 2:30pm
Sunday Closed
Last Collection Times
Monday 10:00am - 4:00pmTuesday 10:00am - 4:00pm
Wednesday 10:00am - 4:00pm
Thursday 10:00am - 4:00pm
Friday 10:00am - 4:00pm
Saturday 10:00am - 1:00pm
Sunday Closed