XEOYE-FM

Located on 89.7 FM, XEOYE-FM is a pop-formatted radio station owned by NRM Comunicaciones and branded as Oye 89.7.

The transmitter site is located atop Cerro del Chiquihuite.

XEOYE-FM is Mexico City's oldest surviving FM radio station, on air since August 28, 1957.

It started with a classical music format, known as "Estéreomil", that remained on air for 39 years.

After nearly four decades, on July 29, 1994, XEOY-FM became Morena F.M., an early ranchera and ballad music format.

Older Oye logo used when the station first began using the format