About this number
(240) 412-0023 is a landline based telephone number operated by Comcast Phone Of Northern Mary and is located in zip code 20036 in the city of Washington, Maryland, which is in District Of Columbia 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 412 and a subscriber number of 0023. It has an Operating Company Number (OCN) of 107D. A Common Language Location Identifier (CLLI) of NOCLLIKNOWN. As well as a Local access and transport area (LATA) of 236. It was first assigned for usage on 01/10/2007. Zip code 20036 has a population of 5,435 as of the 2010 census.