Sayville Post Office

Post office

130 Greene Avenue, Sayville, NY 11782

(631) 589-6963

Appointments are required. Call 631-589-6963 to schedule Mon-Fri 9:30A-2:30P.

Appointment required

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

Book at USPS Directions Facilities in Sayville Facilities in New York

Sayville Post Office accepts new U.S. passport applications in person in Sayville, NY. First-time and child visits are booked on the USPS scheduler. Search ZIP 11782. How to apply · How to renew