WJMK-FM (Chicago, IL)

WJMK (104.3 FM) is a classic hits radio station in Chicago, Illinois. The station is known as "K-Hits 104.3." The station adopted this format on March 14, 2011, after spending 6 years as Jack FM. Prior to that, WJMK spent 21 years as an oldies station. WJMK is owned by CBS. [1]