About this number
(203) 533-0012 is a landline based telephone number operated by Level 3 Communications, LLC - and is located in the city of Guilford, 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 533 and a subscriber number of 0012. It has an Operating Company Number (OCN) of 4800. A Common Language Location Identifier (CLLI) of SMFRCTPU4MD. As well as a Local access and transport area (LATA) of 920.