XEZN-AM 780/XHZN-FM 104.5 is a combo radio station in Celaya, Guanajuato, Mexico.
It carries the national Exa FM format from MVS Radio.
Impulsora de Radiodifusión, S.A., received a concession for XEZN-AM on 780 kHz in 1974.
The FM station was added in 1994, originally broadcasting on 99.3 but later moved.
The concessionaire was Radio XHOZ-FM since 1996 until 2016, when it changed its name to FM Celaya.