XEROK-AM (800 kHz) is a commercial radio station in Ciudad Juárez, Chihuahua, Mexico. It is licensed to operate with a power of 150,000 watts on a carrier frequency of 800 kHz, although its new transmitter is now powered at 50,000 watts. The station calls itself "Radio Cañón." XEROK is the dominant Class A station on 800 AM, a Mexican clear channel frequency. The station had a colorful history as a border blaster, aiming its programming at listeners in the United States, when at night, its 150,000-watt signal could be easily heard in many parts of the Southwest.