| Monthey to Cadiz | 957.80 mi (1,541.43 km) |
| Monthey to Calafell | 440.12 mi (708.31 km) |
| Monthey to Calahorra | 518.25 mi (834.04 km) |
| Monthey to Calasparra | 708.17 mi (1,139.69 km) |
| Monthey to Calatayud | 545.21 mi (877.43 km) |
| Monthey to Caldas de Montbuy | 397.81 mi (640.21 km) |
| Monthey to Caldas de Reyes | 807.81 mi (1,300.05 km) |
| Monthey to Calella | 384.51 mi (618.80 km) |
| Monthey to Callosa de Segura | 689.19 mi (1,109.14 km) |
| Monthey to Calpe | 631.95 mi (1,017.02 km) |
| Monthey to Calvia | 513.49 mi (826.38 km) |
| Monthey to Camas | 903.71 mi (1,454.38 km) |
| Monthey to Cambados | 818.20 mi (1,316.77 km) |
| Monthey to Cambre | 775.84 mi (1,248.60 km) |
| Monthey to Cambrils | 463.44 mi (745.83 km) |
