About this number
(406) 424 is a landline based telephone number operated by 3 Rivers Telephone Cooperative and is located in zip code 59474 in the city of Shelby, Montana, which is in Toole County, 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 424. It has an Operating Company Number (OCN) of 3924. A Common Language Location Identifier (CLLI) of SHLBMTALRL0. As well as a Local access and transport area (LATA) of 648. It was first assigned for usage on 11/12/2001. Zip code 59474 has a population of 3,820 as of the 2010 census.