Les Tres Torres is a railway station situated under the Via Augusta in the Les Tres Torres neighbourhood of Barcelona. During off-peak periods it is served by line L6 of the Barcelona Metro. During peak periods, additional services are provided by lines S5 and S55 of the Metro del Vallès commuter rail system, whilst service on line L6 is reduced or removed altogether. All these lines are operated by Ferrocarrils de la Generalitat de Catalunya, who also run the station.