Deer Park Post Office

Post office

375 Carlls Path, Deer Park, NY 11729

(631) 667-9744

Appointments are required. Call 6316679744 to schedule Mon-Fri 10A-3P Sat 10:00A-12:00P

Appointment required

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

Book at USPS Directions Facilities in Deer Park Facilities in New York

Deer Park Post Office accepts new U.S. passport applications in person in Deer Park, NY. First-time and child visits are booked on the USPS scheduler. Search ZIP 11729. How to apply · How to renew