Madrid Atocha (, also named Madrid Puerta de Atocha) is the largest railway station in Madrid. It is the primary station serving commuter trains (Cercanías), intercity and regional trains from the south, and the AVE high speed trains from Barcelona (Catalonia), Zaragoza (Aragon), Seville (Andalusia) and Valencia (Levante Region). These train services are run by the Spanish national rail company, Renfe.