It broadcasts a traditional ranchera music format featuring mariachi groups from Mexico.

[4] For several decades the station aired a variety format, which always included at least a few hours of Spanish-language programming each week.

By 1964, 90 hours of the weekly schedule was in Spanish (approximately 70% of the then-standard 18-hour broadcast day).

[7] Kalmenson subsequently formed Lotus Communications with KOXR and co-owned KWKW in Pasadena, CA and KENO in Las Vegas, Nevada.

[8] Albert Vera had been a deejay at KSPA (now KUNX) in Santa Paula, California when it was a Spanish-language station in the 1960s.