For the Fort Dodge, Iowa radio station that held the call sign KNSH at 91.1 FM from 2012 to 2013, see KNSK. For the Canyon, Texas, radio station that held the call sign KNSH at 1550 AM from 2013 to 2020, see KNSH (AM).
On January 2, 2013, the then-KLSZ-FM changed their format from mainstream rock to sports, with programming from CBS Sports Radio.[2] Under KLSZ-FM's previous sports format, program director Josh Bertaccini hosted "The Red Zone with JB" weekdays from 7 to 9 am. He has worked for the Ticket since June 2011. The Jim Rome Show aired weekdays afternoons from 11 am to 2 PM, and Doug Gottlieb hosted afternoon drive.
On August 15, 2014, KLSZ-FM changed their format from sports to country, branded as "100.7 Nash Icon".
On October 31, 2016, KLSZ-FM rebranded as "100.7 Nash FM".[3] The KNSH call letters were moved to Fort Smith on February 20, 2020, from a station in Canyon, Texas, whose license was about to be surrendered to the FCC.