WCLS (97.7 FM) is a radio station licensed to Spencer, Indiana, United States, the station serves the Bloomington area with a classic hits format.

[2][3] The station is an affiliate of the IndyCar Radio Network, and carries the only live and legal broadcast of the Indianapolis 500.

On August 18, 1988, the station changed its call sign to WSKT.

It again changed its call sign on October 23, 2005, to its present name of WCLS.

This article about a radio station in Indiana is a stub.