About this number
(810) 603-0018 is a landline based telephone number operated by Ameritech Michigan and is located in zip code 48439 in the city of Grand Blanc, 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 810, a Network Numbering Exchange (NXX - also known as a prefix) of 603 and a subscriber number of 0018. It has an Operating Company Number (OCN) of 9323. A Common Language Location Identifier (CLLI) of GRBLMIMNDS0. As well as a Local access and transport area (LATA) of 340. It was first assigned for usage on 01/01/1901. Zip code 48439 has a population of 49,209 as of the 2010 census.