About this number
(972) 640 is a wireless/mobile based telephone number operated by Multi-Channel Sys and is located in zip code 75001 in the city of Addison, Texas, which is in Dallas County, and is in the South. It has a Number Planning Area (NPA - also known as an Area Code) of 972 and Network Numbering Exchange (NXX - also known as a prefix) of 640. It has an Operating Company Number (OCN) of 6802. A Common Language Location Identifier (CLLI) of DLLCTXQK1MD. As well as a Local access and transport area (LATA) of 552. Zip code 75001 has a population of 12,414 as of the 2010 census.