About this number
(812) 743 is a landline based telephone number operated by Frontier North, Inc. - In and is located in zip code 47557 in the city of Monroe City, Indiana, which is in Knox 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 743. It has an Operating Company Number (OCN) of 779. A Common Language Location Identifier (CLLI) of MNCYINXARS0. As well as a Local access and transport area (LATA) of 338. Zip code 47557 has a population of 1,432 as of the 2010 census.