About this number
(307) 600 is a wireless/mobile based telephone number operated by All West Wireless, Inc. and is located in zip code 82901 in the city of Rock Springs, Wyoming, which is in Sweetwater County, and is in the West. It has a Number Planning Area (NPA - also known as an Area Code) of 307 and Network Numbering Exchange (NXX - also known as a prefix) of 600. It has an Operating Company Number (OCN) of 490D. A Common Language Location Identifier (CLLI) of RCSPWY08AMD. As well as a Local access and transport area (LATA) of 654. It was first assigned for usage on 09/02/2005. Zip code 82901 has a population of 27,971 as of the 2010 census.