Usps Halethorpe Post Office

Post office

6 Waelchli Avenue, Baltimore, MD 21227

(410) 347-4275

By Appointment Only. Mon-Fri 9:30am - 2:30pm & Sat 10:00am - 11:00am

Appointment required

Hours and addresses come from the State Department listing, updated November 2, 2026.

Book at USPS Directions Facilities in Baltimore Facilities in Maryland

Usps Halethorpe Post Office accepts new U.S. passport applications in person in Baltimore, MD. First-time and child visits are booked on the USPS scheduler. Search ZIP 21227. How to apply · How to renew

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