About this number
(410) 427-0003 is a landline based telephone number operated by Teleport Communications Americ and is located in zip code 21201 in the city of Baltimore, Maryland, which is in Baltimore County, and is in the South. It has a Number Planning Area (NPA - also known as an Area Code) of 410, a Network Numbering Exchange (NXX - also known as a prefix) of 427 and a subscriber number of 0003. It has an Operating Company Number (OCN) of 7325. A Common Language Location Identifier (CLLI) of BLTMMDFMDS0. As well as a Local access and transport area (LATA) of 238. Zip code 21201 has a population of 16,972 as of the 2010 census.