Riverhead Post Office

Post office

1210 West Main Street, Riverhead, NY 11901

(631) 727-1019

Appointments are required. Call 631-727-1019 to schedule Mon-Fri 10A-3P.

Appointment required

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

Book at USPS Directions Facilities in Riverhead Facilities in New York

Riverhead Post Office accepts new U.S. passport applications in person in Riverhead, NY. First-time and child visits are booked on the USPS scheduler. Search ZIP 11901. How to apply · How to renew