Catonsville Carrier Annex Post Office
700 Geipe Rd Rear, Catonsville, MD 21228
Phone: 410-869-9546
Fax: 410-719-1614
TTY: 877-889-2457
Toll-Free: 1-800-Ask-USPS® (275-8777)
Monday 5:00pm
Tuesday 5:00pm
Wednesday 5:00pm
Thursday 5:00pm
Friday 5:00pm
Saturday 3:00pm
Sunday Closed
*This facility does not process US Passports applications or renewals. Check nearby locations below.
- Business Line
- General Delivery
Visit our Links Page for Holiday Schedule, Change of Address, Hold Mail/Stop Delivery, PO Box rentals and fees, and Available Jobs.
*Please call to verify information. Is anything incorrect? Let us know here
Nearby Post Offices:
Catonsville
1001 Frederick Rd
0.9 mile away
Security Sq
6901 Security Blvd
1.2 miles away
Windsor Mill
2513 N Rolling Rd
1.8 miles away
Ellicott City
3375 Ellicott Center Dr
2.2 miles away
Baltimore County