About this number
(301) 244-0007 is a landline based telephone number operated by Xo Maryland, LLC and is located in zip code 20815 in the city of Chevy Chase, Maryland, which is in Montgomery County, and is in the South. It has a Number Planning Area (NPA - also known as an Area Code) of 301, a Network Numbering Exchange (NXX - also known as a prefix) of 244 and a subscriber number of 0007. It has an Operating Company Number (OCN) of 4773. A Common Language Location Identifier (CLLI) of WASHDCCZDS0. As well as a Local access and transport area (LATA) of 236. It was first assigned for usage on 10/09/2008. Zip code 20815 has a population of 29,082 as of the 2010 census.