About this number
(301) 547 is a landline based telephone number operated by Teleport Communications Americ and is located in zip code 20005 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 301 and Network Numbering Exchange (NXX - also known as a prefix) of 547. It has an Operating Company Number (OCN) of 7529. A Common Language Location Identifier (CLLI) of WASHDCDTDS1. As well as a Local access and transport area (LATA) of 236. Zip code 20005 has a population of 12,775 as of the 2010 census.