About this number
(815) 421 is a landline based telephone number operated by Ameritech Illinois and is located in zip code 60941 in the city of Herscher, Illinois, which is in Kankakee County, and is in the Midwest. It has a Number Planning Area (NPA - also known as an Area Code) of 815 and Network Numbering Exchange (NXX - also known as a prefix) of 421. It has an Operating Company Number (OCN) of 9329. A Common Language Location Identifier (CLLI) of HRSCILHRRS1. As well as a Local access and transport area (LATA) of 358. Zip code 60941 has a population of 2,039 as of the 2010 census.