XHKO-FM

XHKO-FM (105.5 MHz; "Rock 105.5") is a commercial radio station in, , serving the  area. XHKO's concession is held by the Mexican company Comunicación XERSA, S.A. de C.V., and XHKO is programmed by as part of it's El Paso cluster. The station's studios and offices are on North Mesa Street (Texas State Highway 20) in West Central El Paso; it's transmitter is located south of Ciudad Juárez in the Sierra Presidio mountain range.

As a Mexican station, XHKO-FM must carry mandated public service announcements, electoral advertising, the Mexican National Anthem at midnight and 5 a.m. daily, and La Hora Nacional on Sunday nights. Rock 105.5's audio stream on iHeartRadio replaces these features with alternate programming.