About this number
(713) 577 is a landline based telephone number operated by At&T Local and is located in zip code 77002 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 713 and Network Numbering Exchange (NXX - also known as a prefix) of 577. It has an Operating Company Number (OCN) of 7421. A Common Language Location Identifier (CLLI) of HSTNTX01DS2. As well as a Local access and transport area (LATA) of 560. Zip code 77002 has a population of 16,793 as of the 2010 census.