About this number
(307) 235 is a landline based telephone number operated by Qwest Corporation and is located in zip code 82601 in the city of Casper, Wyoming, which is in Natrona 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 235. It has an Operating Company Number (OCN) of 9636. A Common Language Location Identifier (CLLI) of CSPRWYMADS0. As well as a Local access and transport area (LATA) of 654. Zip code 82601 has a population of 27,400 as of the 2010 census.