About this number
(972) 432-0040 is a landline based telephone number operated by Southwestern Bell and is located in zip code 75039 in the city of Irving, 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, a Network Numbering Exchange (NXX - also known as a prefix) of 432 and a subscriber number of 0040. It has an Operating Company Number (OCN) of 9533. A Common Language Location Identifier (CLLI) of DLLSTXNODS0. As well as a Local access and transport area (LATA) of 552. It was first assigned for usage on 01/01/1901. Zip code 75039 has a population of 11,032 as of the 2010 census.