[2] The station's original call sign was WSBP, broadcasting a country format for most of its early history.
On November 11, 1975, the station changed hands again, this time to Soundway Broadcasting Company, headed by president and general manager Erwin O'Conner.
On February 23, 2016, WTCL returned to the air with a 1980s hits format, branded as "Sunny Radio".
[8] David Garcia, a Hispanic broadcaster, reached a deal for a new time brokerage agreement, but the COVID-19 pandemic derailed his plans, and Hurricane Sally caused damage to the studio building later in 2020.
[8] Further, Mount Vernon, which had attempted to finance WTCL's purchase with payments for the lease he held for KMRI in West Valley City, Utah, found itself not getting the money after the lessee fell behind on payments; in 2020, an earthquake collapsed its tower; the collapse and subsequent litigation cost $200,000 by mid-2021, at which time Wood was working with a local resident to potentially return the station to air.