About this number
(406) 878 is a wireless/mobile based telephone number operated by 365 Wireless, LLC and is located in the city of Greatfalls, Montana and is in the West. It has a Number Planning Area (NPA - also known as an Area Code) of 406 and Network Numbering Exchange (NXX - also known as a prefix) of 878. It has an Operating Company Number (OCN) of 551G. A Common Language Location Identifier (CLLI) of GRFLMTMADMD. As well as a Local access and transport area (LATA) of 648. It was first assigned for usage on 03/01/2013.