About this number
(618) 877 is a landline based telephone number operated by Ameritech Illinois and is located in zip code 62040 in the city of Granite City, Illinois, which is in Madison County, and is in the Midwest. It has a Number Planning Area (NPA - also known as an Area Code) of 618 and Network Numbering Exchange (NXX - also known as a prefix) of 877. It has an Operating Company Number (OCN) of 9329. A Common Language Location Identifier (CLLI) of GRCYILTADS0. As well as a Local access and transport area (LATA) of 520. Zip code 62040 has a population of 43,735 as of the 2010 census.