About this number
(636) 639 is a landline based telephone number operated by Centurytel Missouri LLC (South and is located in zip code 63385 in the city of Wentzville, Missouri, which is in St Charles 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 639. It has an Operating Company Number (OCN) of 9787. A Common Language Location Identifier (CLLI) of WNVLMOXADS0. As well as a Local access and transport area (LATA) of 520. Zip code 63385 has a population of 35,750 as of the 2010 census.