Onda Cero is a Spanish national generalist radio station, a part of Atresmedia media group.

It is Spain's third-largest radio station by number of listeners as of 2024.

[1] Among its programs are Más de Uno, Julia en la Onda, La Brújula, El Transistor, Por Fin no es Lunes ( with Jaime Cantizano and América Valenzuela), and Radioestadio.

[3] In 2001, it was acquired by Grupo Antena Tres (now Atresmedia) from Telefónica.

This article about a radio station in Spain is a stub.