Post Offices in & near Morris Plains, New Jersey. Operating hours, locations, phone/fax number, services information.
Post Office in Morris Plains, New Jersey on Speedwell Ave. Operating hours, phone number, services information, and other locations.
Address: 485 Speedwell Ave, Morris Plains, NJ 07950
Phone: 973-538-3666
Fax: 651-675-1587
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457
