Downtown Station Post Office

Post office

20 South Montgomery St, Trenton, NJ 08608

Hours: M-F 10AM - 4PM. Please call 609-599-4003.

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

Book at USPS Directions Facilities in Trenton Facilities in New Jersey

Downtown Station Post Office accepts new U.S. passport applications in person in Trenton, NJ. First-time and child visits are booked on the USPS scheduler. Search ZIP 08608. How to apply · How to renew

Other facilities in Trenton

Mercer County Clerks Office Trenton Main Post Office