About this number
(605) 391 is a wireless/mobile based telephone number operated by New Cingular Wireless Pcs, LLC and is located in the city of Rapid City, South Dakota and is in the Midwest. It has a Number Planning Area (NPA - also known as an Area Code) of 605 and Network Numbering Exchange (NXX - also known as a prefix) of 391. It has an Operating Company Number (OCN) of 6534. A Common Language Location Identifier (CLLI) of RPCYSDCO5MD. As well as a Local access and transport area (LATA) of 640.