High-speed lines currently on duty:
Madrid-Tarragona, with intermediate stops in Guadalajara, Calatayud, Zaragoza, Lerida/Lleida. Also, there is an operative branch Zaragoza-Huesca.
Madrid-Seville], with intermediate stops in Ciudad Real, Puertollano, Cordoba. Also, there is an operative branch Cordoba-Antequera.
Madrid-Toledo
High-speed lines (or legs) that will open in less than 12 months:
In the Northeast line, Tarragona-Barcelona
In the Southern line, Antequera-Malaga
The North/Northwest line, leg Madrid-Valladolid, with intermediate stop in Segovia.
There are many more routes either under construction or project phase.