About this number
(203) 604-0010 is a landline based telephone number operated by Broadwing Communications, LLC and is located in the city of Norwalk, Connecticut and is in the Northeast. It has a Number Planning Area (NPA - also known as an Area Code) of 203, a Network Numbering Exchange (NXX - also known as a prefix) of 604 and a subscriber number of 0010. It has an Operating Company Number (OCN) of 9841. A Common Language Location Identifier (CLLI) of HRFRCTBE1MD. As well as a Local access and transport area (LATA) of 920. It was first assigned for usage on 02/14/2005.