Cambridge Post Office

Post office

51 East Main St, Cambridge, NY 12816

Hours are not published. Call before you go.

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

Book at USPS Directions Facilities in Cambridge Facilities in New York

Cambridge Post Office accepts new U.S. passport applications in person in Cambridge, NY. First-time and child visits are booked on the USPS scheduler. Search ZIP 12816. How to apply · How to renew