About this number
(443) 636-0020 is a wireless/mobile based telephone number operated by Omnipoint Communications Cap O and is located in the city of Catonsvl, Maryland and is in the South. It has a Number Planning Area (NPA - also known as an Area Code) of 443, a Network Numbering Exchange (NXX - also known as a prefix) of 636 and a subscriber number of 0020. It has an Operating Company Number (OCN) of 6855. A Common Language Location Identifier (CLLI) of BLTMMDCH40Z. As well as a Local access and transport area (LATA) of 238. It was first assigned for usage on 03/03/2008.