About this number
(406) 928 is a wireless/mobile based telephone number operated by Cable & Communications Corpora and is located in the city of Grassrange, 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 928. It has an Operating Company Number (OCN) of 6783. A Common Language Location Identifier (CLLI) of GRRNMTAACM1. As well as a Local access and transport area (LATA) of 650. It was first assigned for usage on 04/02/2007.