United States Postal Service

Name: United States Postal Service
Address: Oldtown, MD, 21555
Telephone: (301) 478-5601

Post Offices

19104 Opessa St SE Oldtown, MD 21555

United States Postal Service serves Oldtown, MD and is located in the 21555 ZIP code.

Mon 7:30 AM to 12:00 PM
Sat 1:00 PM to 4:00 PM
Sun 7:30 AM to 11:30 AM

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