About this number
(817) 342 is a landline based telephone number operated by Tw Telecom Of Texas LLC - Tx and is located in zip code 75201 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 and Network Numbering Exchange (NXX - also known as a prefix) of 342. It has an Operating Company Number (OCN) of 7263. A Common Language Location Identifier (CLLI) of DLLSTX37DC0. As well as a Local access and transport area (LATA) of 552. Zip code 75201 has a population of 9,409 as of the 2010 census.