About this number
(314) 548 is a landline based telephone number operated by At&T Local and is located in zip code 63103 in the city of Saint Louis, 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 548. It has an Operating Company Number (OCN) of 7421. A Common Language Location Identifier (CLLI) of STLSMO09DS1. As well as a Local access and transport area (LATA) of 520. Zip code 63103 has a population of 6,900 as of the 2010 census.