Northport Post Office

Post office

240 Main Street, Northport, NY 11768

(631) 261-6941

Appointments are required. Call 631-261-6941 to schedule Mon-Fri 9A-3P and Sat 9A-12P.

Appointment required

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

Book at USPS Directions Facilities in Northport Facilities in New York

Northport Post Office accepts new U.S. passport applications in person in Northport, NY. First-time and child visits are booked on the USPS scheduler. Search ZIP 11768. How to apply · How to renew