About this number
(972) 437-0015 is a landline based telephone number operated by Southwestern Bell and is located in zip code 75081 in the city of Richardson, 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 437 and a subscriber number of 0015. It has an Operating Company Number (OCN) of 9533. A Common Language Location Identifier (CLLI) of DLLSTXRNDS0. As well as a Local access and transport area (LATA) of 552. It was first assigned for usage on 01/01/1901. Zip code 75081 has a population of 34,156 as of the 2010 census.