| Santander to Castelletto sopra Ticino | 630.80 mi (1,015.18 km) |
| Santander to Castelli Calepio | 690.37 mi (1,111.04 km) |
| Santander to Castelnovo ne' Monti | 708.90 mi (1,140.87 km) |
| Santander to Castelnuovo Berardenga | 767.45 mi (1,235.09 km) |
| Santander to Castelnuovo di Porto | 830.36 mi (1,336.33 km) |
| Santander to Castelnuovo di Verona | 730.45 mi (1,175.55 km) |
| Santander to Castelnuovo Rangone | 735.27 mi (1,183.30 km) |
| Santander to Castelvetrano | 956.01 mi (1,538.55 km) |
| Santander to Castelvetro di Modena | 736.05 mi (1,184.57 km) |
| Santander to Castenaso | 761.71 mi (1,225.86 km) |
| Santander to Castenedolo | 708.06 mi (1,139.51 km) |
| Santander to Castiglion Fiorentino | 788.19 mi (1,268.47 km) |
| Santander to Castiglione del Lago | 796.25 mi (1,281.44 km) |
| Santander to Castiglione delle Stiviere | 717.36 mi (1,154.47 km) |
| Santander to Castrolibero | 1,072.86 mi (1,726.59 km) |
