About this number
(406) 315-4080 is a landline based telephone number operated by Onvoy, Inc. - Mt 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, a Network Numbering Exchange (NXX - also known as a prefix) of 315 and a subscriber number of 4080. It has an Operating Company Number (OCN) of 715G. A Common Language Location Identifier (CLLI) of GRFLMT29WAC. As well as a Local access and transport area (LATA) of 648. It was first assigned for usage on 11/13/2012.