About this number
(617) 279-0004 is a landline based telephone number operated by McI Worldcom Communications, I and is located in zip code 2141 in the city of Cambridge, Massachusetts, which is in Middlesex County, and is in the Northeast. It has a Number Planning Area (NPA - also known as an Area Code) of 617, a Network Numbering Exchange (NXX - also known as a prefix) of 279 and a subscriber number of 0004. It has an Operating Company Number (OCN) of 7199. A Common Language Location Identifier (CLLI) of CMBRMAORDS0. As well as a Local access and transport area (LATA) of 128. It was first assigned for usage on 01/01/1901. Zip code 2141 has a population of 11,910 as of the 2010 census.