Post Offices
Post Offices in & near Whippany, New Jersey. Operating hours, locations, phone/fax number, services information.
Cedar Knoll Post Office
Post Office in Cedar Knolls, New Jersey on Mountain Ave. Operating hours, phone number, services information, and other locations.
Address: 2 Mountain Ave, Cedar Knolls, NJ 07927
Phone: 973-539-2312
Fax: 650-577-6045
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457
Retail Hours
Monday 8:00am - 4:30pmTuesday 8:00am - 4:30pm
Wednesday 8:00am - 4:30pm
Thursday 8:00am - 4:30pm
Friday 8:00am - 4:30pm
Saturday 9:00am - 1:00pm
Sunday Closed
Lobby Hours
Monday 5:00pmTuesday 5:00pm
Wednesday 5:00pm
Thursday 5:00pm
Friday 5:00pm
Saturday 2:00pm
Sunday Closed
Last Collection Times
Monday 10:00am - 3:00pmTuesday 10:00am - 3:00pm
Wednesday 10:00am - 3:00pm
Thursday 10:00am - 3:00pm
Friday 10:00am - 3:00pm
Saturday Closed
Sunday Closed
East Hanover Post Office
Address: 315 Ridgedale Ave, East Hanover, NJ 07936
Phone: 973-887-0065
Fax: 651-675-1523
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457
Florham Park Post Office
Address: 187 Columbia Turnpike Ste 15, Florham Park, NJ 07932
Phone: 973-377-5652
Fax: 650-577-4093
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457
Morris Plain Post Office
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
Morristown Post Office
Address: 166 Ridgedale Ave Ste 9, Morristown, NJ 07960
Phone: 973-539-5890
Fax: 651-675-1571
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457
Parsippany Post Office
Address: 3299 Us Highway 46, Parsippany, NJ 07054
Phone: 973-335-2587
Fax: 650-577-4121
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457