Mount Vernon Post Office

Post office

15 South First Avenue, Mount Vernon, NY 10550

(914) 668-7672

Saturday by appointment only

Appointment required

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

Book at USPS Directions Facilities in Mount Vernon Facilities in New York

Mount Vernon Post Office accepts new U.S. passport applications in person in Mount Vernon, NY. First-time and child visits are booked on the USPS scheduler. Search ZIP 10550. How to apply · How to renew