About this number
(605) 892 is a landline based telephone number operated by Qwest Corporation and is located in zip code 57717 in the city of Belle Fourche, South Dakota, which is in Butte County, and is in the Midwest. It has a Number Planning Area (NPA - also known as an Area Code) of 605 and Network Numbering Exchange (NXX - also known as a prefix) of 892. It has an Operating Company Number (OCN) of 9631. A Common Language Location Identifier (CLLI) of BLFRSDCORS1. As well as a Local access and transport area (LATA) of 640. Zip code 57717 has a population of 8,007 as of the 2010 census.