About this number
(630) 957 is a landline based telephone number operated by Cimco Communications, Inc. - I and is located in zip code 60607 in the city of Chicago, Illinois, which is in Cook County, and is in the Midwest. It has a Number Planning Area (NPA - also known as an Area Code) of 630 and Network Numbering Exchange (NXX - also known as a prefix) of 957. It has an Operating Company Number (OCN) of 5917. A Common Language Location Identifier (CLLI) of CHCGIL24DS7. As well as a Local access and transport area (LATA) of 358. It was first assigned for usage on 05/21/2004. Zip code 60607 has a population of 23,897 as of the 2010 census.