| Sierre to Castrovillari | 625.44 mi (1,006.56 km) |
| Sierre to Catania | 720.84 mi (1,160.08 km) |
| Sierre to Catanzaro | 687.61 mi (1,106.60 km) |
| Sierre to Cattolica | 300.29 mi (483.27 km) |
| Sierre to Cava de' Tirreni | 527.51 mi (848.94 km) |
| Sierre to Cavallino | 676.14 mi (1,088.14 km) |
| Sierre to Cavarzere | 233.62 mi (375.98 km) |
| Sierre to Cave | 409.49 mi (659.01 km) |
| Sierre to Cavriago | 182.54 mi (293.77 km) |
| Sierre to Cavriglia | 272.59 mi (438.70 km) |
| Sierre to Cazzago San Martino | 129.63 mi (208.61 km) |
| Sierre to Ceccano | 435.92 mi (701.55 km) |
| Sierre to Cecina | 252.69 mi (406.67 km) |
| Sierre to Cefalu | 660.12 mi (1,062.37 km) |
| Sierre to Ceglie Messapico | 633.30 mi (1,019.20 km) |
