| Welzheim to Cartagena | 942.69 mi (1,517.11 km) |
| Welzheim to Cartama | 1,105.03 mi (1,778.37 km) |
| Welzheim to Cartaya | 1,160.88 mi (1,868.25 km) |
| Welzheim to Caspe | 706.99 mi (1,137.79 km) |
| Welzheim to Cassa de la Selva | 583.07 mi (938.36 km) |
| Welzheim to Castalla | 875.19 mi (1,408.49 km) |
| Welzheim to Castellbisbal | 631.91 mi (1,016.96 km) |
| Welzheim to Castelldefels | 643.45 mi (1,035.53 km) |
| Welzheim to Castello de Ampurias | 556.01 mi (894.82 km) |
| Welzheim to Castellon de la Plana | 776.48 mi (1,249.62 km) |
| Welzheim to Castilleja de la Cuesta | 1,116.44 mi (1,796.74 km) |
| Welzheim to Catarroja | 820.74 mi (1,320.85 km) |
| Welzheim to Catral | 904.65 mi (1,455.90 km) |
| Welzheim to Caudete | 878.26 mi (1,413.42 km) |
| Welzheim to Cehegin | 937.77 mi (1,509.19 km) |
