About this number
(812) 831 is a landline based telephone number operated by Ameritech Indiana and is located in zip code 47620 in the city of Mount Vernon, Indiana, which is in Posey County, and is in the Midwest. It has a Number Planning Area (NPA - also known as an Area Code) of 812 and Network Numbering Exchange (NXX - also known as a prefix) of 831. It has an Operating Company Number (OCN) of 9325. A Common Language Location Identifier (CLLI) of MTVRINABRS1. As well as a Local access and transport area (LATA) of 330. Zip code 47620 has a population of 13,427 as of the 2010 census.