About this number
(972) 346 is a landline based telephone number operated by Southwestern Bell and is located in zip code 75078 in the city of Prosper, Texas, which is in Collin 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 346. It has an Operating Company Number (OCN) of 9533. A Common Language Location Identifier (CLLI) of PRSPTXFIRS0. As well as a Local access and transport area (LATA) of 552. Zip code 75078 has a population of 10,592 as of the 2010 census.