About this number
(636) 987 is a landline based telephone number operated by Centurytel Missouri LLC (South and is located in zip code 63341 in the city of Defiance, 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 987. It has an Operating Company Number (OCN) of 9787. A Common Language Location Identifier (CLLI) of DFNCMOXARS2. As well as a Local access and transport area (LATA) of 520. Zip code 63341 has a population of 3,530 as of the 2010 census.