About this number
(606) 447 is a landline based telephone number operated by Thacker/Grigsby Telephone Co. and is located in zip code 41862 in the city of Topmost, Kentucky, which is in Knott County, and is in the South. It has a Number Planning Area (NPA - also known as an Area Code) of 606 and Network Numbering Exchange (NXX - also known as a prefix) of 447. It has an Operating Company Number (OCN) of 419. A Common Language Location Identifier (CLLI) of TPMSKYXARS0. As well as a Local access and transport area (LATA) of 466. Zip code 41862 has a population of 952 as of the 2010 census.