Wikipedia
KMCK-FM
KMCK-FM (105.7 FM) is a radio station broadcasting a Top 40 (CHR) format. Formerly licensed to Siloam Springs, Arkansas, USA, the station is now licensed to Prairie Grove, Arkansas and serves the Northwest Arkansas area. The station is currently owned by Cumulus Media. "Power 105.7" first signed on as a CHR in 1989. Before that, KMCK was a Hot Adult Contemporary station known as "K106".