Post Offices in & near Mercerville, New Jersey. Operating hours, locations, phone/fax number, services information.
Mercerville Post Office in Trenton, New Jersey on Highway 33 Ste 2. Operating hours, phone number, services information, and other locations.
Address: 339 Highway 33 Ste 2, Trenton, NJ 08619
Phone: 609-587-3573
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457