About this number
(817) 507-7400 is a wireless/mobile based telephone number operated by New Cingular Wireless Pcs, LLC and is located in zip code 75207 in the city of Dallas, 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 817, a Network Numbering Exchange (NXX - also known as a prefix) of 507 and a subscriber number of 7400. It has an Operating Company Number (OCN) of 6534. A Common Language Location Identifier (CLLI) of RCSOTXGMCM1. As well as a Local access and transport area (LATA) of 552. It was first assigned for usage on 01/09/2006. Zip code 75207 has a population of 9,648 as of the 2010 census.