KFZO (99.1 MHz "ZonaMX 99.1") is a commercial FM radio station licensed to Denton, Texas and serving the Dallas-Fort Worth Metroplex. The station airs a Regional Mexican radio format and is owned and operated by Univision Radio. The station's studios and offices are located in the Univision building in the Arts District of Dallas. . The station is an affiliate of the Dallas Cowboys Spanish Language Radio Network. KFZO has an effective radiated power (ERP) of 100,000 watts, the maximum for non-grandfathered FM stations. The transmitter is off County Road 2560 in Alvord in Wise County.