Onda Cero is a Spanish radio station, a part of Atresmedia media group. It is Spain's third-largest radio station by number of listeners as of 2019.
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.
^ abjoint venture with Amperwelle Studio München Programmanbietergesellschaft, Axel Springer AG, Burda, Studio Gong, m.b.t. Mediengesellschaft der bayerischen Tageszeitungen für Kabelkommunikation, Medienpool and Radio Bavaria Rundfunkprogrammgesellschaft.
^joint venture with Verlagsgesellschaft Madsack, Studio Gong Niedersachsen and Brune-Rieck-Beteiligungs.
^joint venture with Axel Springer, Heinrich Bauer Verlag, Lühmanndruck Harburger Zeitungsgesellschaft and Morgenpost Verlag.