About this number
(240) 818-0021 is a landline based telephone number operated by Verizon Maryland, Inc. and is located in zip code 21783 in the city of Smithsburg, Maryland, which is in Washington County, and is in the South. It has a Number Planning Area (NPA - also known as an Area Code) of 240, a Network Numbering Exchange (NXX - also known as a prefix) of 818 and a subscriber number of 0021. It has an Operating Company Number (OCN) of 9212. A Common Language Location Identifier (CLLI) of SMBGMDSMRS0. As well as a Local access and transport area (LATA) of 240. Zip code 21783 has a population of 9,130 as of the 2010 census.