KCWC-FM  KCWC-FM (88.1 FM) is a radio station broadcasting a Top 40/Contemporary Hits format. Licensed to Riverton, Wyoming, United States, the station is currently owned by Central Wyoming College. The station went on the air as KCWC-FM on January 7, 1984. In January 2009, the name of the station, as well as its format, were changed. The station is now "Rustler Radio" and instead of a Jazz/Adult Alternative format, a fresher Top 40/Contemporary Hits sound. This station is non-commercial and frequently does PSA (Public Service Announcements), many of which are produced by its live on air DJ's and student employees.