About this number
(406) 681 is a landline based telephone number operated by Southern Montana Telephone Co. and is located in zip code 59734 in the city of Grant, 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 681. It has an Operating Company Number (OCN) of 2254. A Common Language Location Identifier (CLLI) of GRNTMTXCRS1. As well as a Local access and transport area (LATA) of 648.