About this number
(314) 562 is a landline based telephone number operated by At&T Local and is located in zip code 63017 in the city of Chesterfield, Missouri, which is in St. Louis County, and is in the Midwest. It has a Number Planning Area (NPA - also known as an Area Code) of 314 and Network Numbering Exchange (NXX - also known as a prefix) of 562. It has an Operating Company Number (OCN) of 7421. A Common Language Location Identifier (CLLI) of CRVCMOAT3MD. As well as a Local access and transport area (LATA) of 520. Zip code 63017 has a population of 41,470 as of the 2010 census.