About this number
(406) 666 is a landline based telephone number operated by Project Telephone Co., Inc. and is located in zip code 59035 in the city of Fort Smith, Montana, which is in Big Horn 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 666. It has an Operating Company Number (OCN) of 2250. A Common Language Location Identifier (CLLI) of FTSMMTXCRS1. As well as a Local access and transport area (LATA) of 650. Zip code 59035 has a population of 227 as of the 2010 census.