KESM-FM (105.5 FM, Home of the Big Ape) is a radio station broadcasting a country music format. Licensed to El Dorado Springs, Missouri, United States, the station is currently owned by Wildwood Communications and features programming from Westwood One. Wildwood previously held a sister station operating as KESM on 1580 kHz. KESM's license was surrendered to the Federal Communications Commission on August 31, 2015, and cancelled on September 1, 2015.