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Catonsville Post Office entrance in Catonsville, Maryland.
Side of building
Hours M-F 830A- 5P Sat 9A-3P Sundays & hoidays, Closed
United States Postal Service Post Office

Visit your local Post Office at 1001 Frederick Rd to find everything you need to send mail and ship packages. Explore our other products and services like money orders, Post Office boxes, passports, gift cards, and more

Website: usps.com

Phone: (410) 869-9546

1001 Frederick Rd Catonsville, MD 21228 ·171.17 mi

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Reviews

yelp
2.5 45 reviews
5 star
5 4 star
9 3 star
4 2 star
3 1 star
24
Joseph S. 08/27/22

The Catonsville Post Office is my local post office so I have used it frequently. This post office gets very busy and there is usually a long line to wait for counter service. They do have a drop...

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Lyndsey M. 05/26/26

I had a confirmed passport appointment at 3:00, arrived and it says it's closed for lunch until 3:45 when the post office closes at 4pm.

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Jalea .. 11/17/25

This post office opens at 8:30. At 8:51 multiple ppl are still waiting to be let in. The employee arrived over 10 mins ago and has yet to open the door. At 8:53 she informs everyone that she won't...

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Sonya J. 04/28/25

They help you to an extent. I wish they would help with certified mailings for customers.

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Jace Nicole M. 06/25/25

I went to the Catonsville branch post office on 6/25/25 around 11:10am and the worker Daisy was behind the glass. I walked in & went to the window to the far left and waited. After about 2-3...

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