About this number
(773) 424-0003 is a landline based telephone number operated by Comcast Phone Of Illinois, LLC and is located in zip code 60523 in the city of Oak Brook, Illinois, which is in Dupage County, and is in the Midwest. It has a Number Planning Area (NPA - also known as an Area Code) of 773, a Network Numbering Exchange (NXX - also known as a prefix) of 424 and a subscriber number of 0003. It has an Operating Company Number (OCN) of 7607. A Common Language Location Identifier (CLLI) of NOCLLIKNOWN. As well as a Local access and transport area (LATA) of 358. It was first assigned for usage on 01/01/1901. Zip code 60523 has a population of 9,890 as of the 2010 census.