About this number
(636) 299 is a landline based telephone number operated by At&T Local and is located in zip code 63050 in the city of Hillsboro, Missouri, which is in Jefferson County, and is in the Midwest. It has a Number Planning Area (NPA - also known as an Area Code) of 636 and Network Numbering Exchange (NXX - also known as a prefix) of 299. It has an Operating Company Number (OCN) of 7421. A Common Language Location Identifier (CLLI) of HLBOMO01DS0. As well as a Local access and transport area (LATA) of 520. Zip code 63050 has a population of 15,716 as of the 2010 census.