About this number
(301) 232-0018 is a landline based telephone number operated by Core Communications, Inc. - Md and is located in zip code 20852 in the city of Rockville, Maryland, which is in Montgomery County, and is in the South. It has a Number Planning Area (NPA - also known as an Area Code) of 301, a Network Numbering Exchange (NXX - also known as a prefix) of 232 and a subscriber number of 0018. It has an Operating Company Number (OCN) of 2593. 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 02/25/2004. Zip code 20852 has a population of 40,365 as of the 2010 census.