Renfe (Spanish train company) joins Santander with Albacete, Palencia, Segovia, Valladolid, Madrid and Alicante.
Renfe Ancho Métrico (FEVE) connects the city with Bilbao, Oviedo and other cities in Cantabria.
942 209 522 www.feve.es
Needing more info?:
Adif-Renfe:
Renfe Ancho Métrico: