| Wattwil to Carmona | 1,009.49 mi (1,624.62 km) |
| Wattwil to Cartagena | 842.36 mi (1,355.65 km) |
| Wattwil to Cartama | 1,012.25 mi (1,629.06 km) |
| Wattwil to Cartaya | 1,076.47 mi (1,732.40 km) |
| Wattwil to Caspe | 614.80 mi (989.42 km) |
| Wattwil to Cassa de la Selva | 482.23 mi (776.07 km) |
| Wattwil to Castalla | 776.30 mi (1,249.34 km) |
| Wattwil to Castellbisbal | 533.00 mi (857.79 km) |
| Wattwil to Castelldefels | 543.86 mi (875.25 km) |
| Wattwil to Castello de Ampurias | 455.77 mi (733.48 km) |
| Wattwil to Castellon de la Plana | 679.56 mi (1,093.64 km) |
| Wattwil to Castilleja de la Cuesta | 1,029.36 mi (1,656.60 km) |
| Wattwil to Catarroja | 723.23 mi (1,163.92 km) |
| Wattwil to Catral | 805.09 mi (1,295.66 km) |
| Wattwil to Caudete | 780.57 mi (1,256.20 km) |
