About this number
(636) 851-0010 is a landline based telephone number operated by Southwestern Bell and is located in zip code 63301 in the city of Saint Charles, 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, a Network Numbering Exchange (NXX - also known as a prefix) of 851 and a subscriber number of 0010. It has an Operating Company Number (OCN) of 9533. A Common Language Location Identifier (CLLI) of HVTRMO67DSA. As well as a Local access and transport area (LATA) of 520. It was first assigned for usage on 01/01/1901. Zip code 63301 has a population of 48,514 as of the 2010 census.