About this number
(423) 628 is a landline based telephone number operated by Highland Telephone Cooperative and is located in zip code 37872 in the city of Sunbright, Tennessee, which is in Morgan County, and is in the South. It has a Number Planning Area (NPA - also known as an Area Code) of 423 and Network Numbering Exchange (NXX - also known as a prefix) of 628. It has an Operating Company Number (OCN) of 565. A Common Language Location Identifier (CLLI) of SNBRTNXARS0. As well as a Local access and transport area (LATA) of 474. Zip code 37872 has a population of 2,041 as of the 2010 census.