Yaphank Post Office

Post office

5 East Main Street, Yaphank, NY 11980

(631) 345-6829

Walk-in service.

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

Book at USPS Directions Facilities in Yaphank Facilities in New York

Yaphank Post Office accepts new U.S. passport applications in person in Yaphank, NY. First-time and child visits are booked on the USPS scheduler. Search ZIP 11980. How to apply · How to renew