About this number
(240) 389 is a landline based telephone number operated by Atx Telecommunications Service and is located in zip code 20200 in the city of Ashton236, 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 and Network Numbering Exchange (NXX - also known as a prefix) of 389. It has an Operating Company Number (OCN) of 7061. A Common Language Location Identifier (CLLI) of WASHDC091MD. As well as a Local access and transport area (LATA) of 236.