About this number
(219) 399 is a landline based telephone number operated by Ameritech Indiana and is located in zip code 46312 in the city of East Chicago, Indiana, which is in Lake County, and is in the Midwest. It has a Number Planning Area (NPA - also known as an Area Code) of 219 and Network Numbering Exchange (NXX - also known as a prefix) of 399. It has an Operating Company Number (OCN) of 9325. A Common Language Location Identifier (CLLI) of ECHCINECDS0. As well as a Local access and transport area (LATA) of 358. Zip code 46312 has a population of 29,698 as of the 2010 census.