Coordinates: 39°13′22.00″N 86°38′40.00″W / 39.2227778°N 86.6444444°W
WCLS (97.7 FM) is a radio station licensed to Spencer, Indiana, USA, the station serves the Bloomington, Indiana area with a Classic Hits format. The station is currently owned by Mid-America Radio of Indiana.
The station went on the air as WLSO on 1983-03-14. on 1988-08-18, the station changed its call sign to WSKT, on 2005-10-23 to the current WCLS,
The call letters were previously assigned to a station in Columbus, Georgia (now WEAM), to a station in Detroit, Michigan (now WYCD), and to a station in Oscoda, Michigan (now WWTH).