WKTH (88.5 FM) is a K-Love affiliated radio station licensed to the city of Tullahoma, Tennessee.

The station broadcasts at 88.5 FM with an effective radiated power output of 1,900 watts as authorized by the Federal Communications Commission.

The station began broadcasting in 1998, and held the call sign WAUT.

[2] In 2012, American Family Association donated the station to Joy Christian Communications.

[6] Effective May 13, 2019, Joy Christian Ministries traded WKTH to Educational Media Foundation, in exchange for 98.9 FM WLYJ in Quitman, Mississippi.