About this number
(301) 812 is a landline based telephone number operated by Verizon Maryland, Inc. and is located in zip code 20714 in the city of North Beach, Maryland, which is in Calvert County, and is in the South. It has a Number Planning Area (NPA - also known as an Area Code) of 301 and Network Numbering Exchange (NXX - also known as a prefix) of 812. It has an Operating Company Number (OCN) of 9212. A Common Language Location Identifier (CLLI) of NRBHMDNEDS0. As well as a Local access and transport area (LATA) of 238. Zip code 20714 has a population of 4,345 as of the 2010 census.