About this number
(678) 331-0020 is a landline based telephone number operated by McImetro Access Transmission s and is located in zip code 30067 in the city of Marietta, Georgia, which is in Cobb County, and is in the South. It has a Number Planning Area (NPA - also known as an Area Code) of 678, a Network Numbering Exchange (NXX - also known as a prefix) of 331 and a subscriber number of 0020. It has an Operating Company Number (OCN) of 7229. A Common Language Location Identifier (CLLI) of MRTTGA23DS0. As well as a Local access and transport area (LATA) of 438. Zip code 30067 has a population of 45,182 as of the 2010 census.