| Southampton to Castelletto sopra Ticino | 583.22 mi (938.61 km) |
| Southampton to Castelli Calepio | 633.60 mi (1,019.67 km) |
| Southampton to Castelnovo ne' Monti | 706.68 mi (1,137.29 km) |
| Southampton to Castelnuovo Berardenga | 798.45 mi (1,284.99 km) |
| Southampton to Castelnuovo di Porto | 894.03 mi (1,438.81 km) |
| Southampton to Castelnuovo di Verona | 674.96 mi (1,086.24 km) |
| Southampton to Castelnuovo Rangone | 720.55 mi (1,159.61 km) |
| Southampton to Castelvetrano | 1,147.84 mi (1,847.26 km) |
| Southampton to Castelvetro di Modena | 723.47 mi (1,164.32 km) |
| Southampton to Castenaso | 742.22 mi (1,194.49 km) |
| Southampton to Castenedolo | 655.59 mi (1,055.07 km) |
| Southampton to Castiglion Fiorentino | 813.37 mi (1,308.99 km) |
| Southampton to Castiglione del Lago | 827.97 mi (1,332.48 km) |
| Southampton to Castiglione delle Stiviere | 666.31 mi (1,072.32 km) |
| Southampton to Castrolibero | 1,168.19 mi (1,880.02 km) |
