About this number
(313) 637 is a landline based telephone number operated by Phone Michigan and is located in zip code 48548 in the city of Detroitzn6, Michigan, which is in Genesee County, and is in the Midwest. It has a Number Planning Area (NPA - also known as an Area Code) of 313 and Network Numbering Exchange (NXX - also known as a prefix) of 637. It has an Operating Company Number (OCN) of 7701. A Common Language Location Identifier (CLLI) of FLNTMICDDS0. As well as a Local access and transport area (LATA) of 340.