| Sion to Cadiz | 972.50 mi (1,565.08 km) |
| Sion to Calafell | 452.22 mi (727.78 km) |
| Sion to Calahorra | 535.31 mi (861.50 km) |
| Sion to Calasparra | 720.74 mi (1,159.92 km) |
| Sion to Calatayud | 560.96 mi (902.78 km) |
| Sion to Caldas de Montbuy | 409.64 mi (659.25 km) |
| Sion to Caldas de Reyes | 827.03 mi (1,330.98 km) |
| Sion to Calella | 395.44 mi (636.40 km) |
| Sion to Callosa de Segura | 700.83 mi (1,127.88 km) |
| Sion to Calpe | 643.04 mi (1,034.87 km) |
| Sion to Calvia | 522.03 mi (840.12 km) |
| Sion to Camas | 918.83 mi (1,478.72 km) |
| Sion to Cambados | 837.40 mi (1,347.66 km) |
| Sion to Cambre | 795.29 mi (1,279.90 km) |
| Sion to Cambrils | 476.07 mi (766.16 km) |
