About this number
(406) 389-0012 is a landline based telephone number operated by Centurylink Communications LLC and is located in the city of Helena, Montana and is in the West. It has a Number Planning Area (NPA - also known as an Area Code) of 406, a Network Numbering Exchange (NXX - also known as a prefix) of 389 and a subscriber number of 0012. It has an Operating Company Number (OCN) of 7575. A Common Language Location Identifier (CLLI) of HLNAMTMAUMD. As well as a Local access and transport area (LATA) of 648. It was first assigned for usage on 09/18/2013.