About this number
(973) 543 is a landline based telephone number operated by Verizon New Jersey, Inc. and is located in zip code 07945 in the city of Mendham, New Jersey, which is in Morris County, and is in the Northeast. It has a Number Planning Area (NPA - also known as an Area Code) of 973 and Network Numbering Exchange (NXX - also known as a prefix) of 543. It has an Operating Company Number (OCN) of 9206. A Common Language Location Identifier (CLLI) of MNHMNJMDDS5. As well as a Local access and transport area (LATA) of 224. Zip code 07945 has a population of 9,539 as of the 2010 census.