Post Offices
Post Offices in & near Morris Plains, New Jersey. Operating hours, locations, phone/fax number, services information.
Morris Plain Post Office
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
Retail Hours
Monday 10:00am - 5:00pmTuesday 10:00am - 5:00pm
Wednesday 10:00am - 5:00pm
Thursday 10:00am - 5:00pm
Friday 10:00am - 5:00pm
Saturday 9:00am - 1:00pm
Sunday Closed
Lobby Hours
Monday 5:00pmTuesday 5:00pm
Wednesday 5:00pm
Thursday 5:00pm
Friday 5:00pm
Saturday 3:00pm
Sunday Closed
Last Collection Times
Monday 10:30am - 4:00pmTuesday 10:30am - 4:00pm
Wednesday 10:30am - 4:00pm
Thursday 10:30am - 4:00pm
Friday 10:30am - 4:00pm
Saturday Closed
Sunday Closed