About this number
(979) 557 is a wireless/mobile based telephone number operated by Sprint Spectrum L.P. and is located in zip code 77099 in the city of Houston, Texas, which is in Harris County, and is in the South. It has a Number Planning Area (NPA - also known as an Area Code) of 979 and Network Numbering Exchange (NXX - also known as a prefix) of 557. It has an Operating Company Number (OCN) of 6664. A Common Language Location Identifier (CLLI) of HSTSTXGUCM1. As well as a Local access and transport area (LATA) of 560. It was first assigned for usage on 06/07/2001. Zip code 77099 has a population of 47,091 as of the 2010 census.