Black River Post Office

Post office

28553 State Route 3, Black River, NY 13612

Closed during lunch hours.

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

Book at USPS Directions Facilities in Black River Facilities in New York

Black River Post Office accepts new U.S. passport applications in person in Black River, NY. First-time and child visits are booked on the USPS scheduler. Search ZIP 13612. How to apply · How to renew