About this number
(443) 591 is a wireless/mobile based telephone number operated by Cellco Partnership DBA Verizon and is located in zip code 21244 in the city of Windsor Mill, 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 443 and Network Numbering Exchange (NXX - also known as a prefix) of 591. It has an Operating Company Number (OCN) of 6395. A Common Language Location Identifier (CLLI) of WDLWMDEMCM2. As well as a Local access and transport area (LATA) of 238. It was first assigned for usage on 05/07/2009. Zip code 21244 has a population of 34,611 as of the 2010 census.