About this number
(203) 478 is a landline based telephone number operated by Southern New England Telephone and is located in the city of Xxxxxxxxxx, Connecticut and is in the Northeast. It has a Number Planning Area (NPA - also known as an Area Code) of 203 and Network Numbering Exchange (NXX - also known as a prefix) of 478. It has an Operating Company Number (OCN) of 9147. A Common Language Location Identifier (CLLI) of XXXXXXXXXXX. As well as a Local access and transport area (LATA) of 32767.