About this number
(813) 603 is a landline based telephone number operated by McI Worldcom Communications, I and is located in the city of Tampaest, Florida and is in the South. It has a Number Planning Area (NPA - also known as an Area Code) of 813 and Network Numbering Exchange (NXX - also known as a prefix) of 603. It has an Operating Company Number (OCN) of 7448. A Common Language Location Identifier (CLLI) of TAMQFLSZDS0. As well as a Local access and transport area (LATA) of 952. It was first assigned for usage on 03/31/2014.