Listen to the "93.7 The Bull" radio station live. The "93.7 The Bull" studio is located in St. Louis, MO. Callsign: KSD. Broadcasting region: Greater St. Louis. Start of broadcasting: March 27, 1955 as KCFM. Program format: Classic country, carries two nationally syndicated iHeartRadio programs on weekdays, The Bobby Bones Show in morning drive time and After MidNite with Granger Smith overnight. Musical style: playing mainstream country and western music hits from past decades, specializes in hits from the 1950s through the early 1980s, and focus primarily on innovators and artists from country music's Golden Age. Target audience: 18-49 years old. Audience Reach: 2,805,473.