About this number
(313) 866 is a landline based telephone number operated by Ameritech Michigan and is located in zip code 48203 in the city of Highland Park, Michigan, which is in Wayne 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 866. It has an Operating Company Number (OCN) of 9323. A Common Language Location Identifier (CLLI) of HGPKMITSDS0. As well as a Local access and transport area (LATA) of 340. Zip code 48203 has a population of 28,409 as of the 2010 census.