About this number
(618) 557 is a landline based telephone number operated by Frontier North, Inc. - Il and is located in zip code 62454 in the city of Robinson, Illinois, which is in Crawford 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 557. It has an Operating Company Number (OCN) of 1036. A Common Language Location Identifier (CLLI) of HAVLILXERS0. As well as a Local access and transport area (LATA) of 978. Zip code 62454 has a population of 11,467 as of the 2010 census.