| Cloppenburg to Cartagena | 1,139.55 mi (1,833.93 km) |
| Cloppenburg to Cartama | 1,272.47 mi (2,047.85 km) |
| Cloppenburg to Cartaya | 1,300.67 mi (2,093.23 km) |
| Cloppenburg to Caspe | 886.98 mi (1,427.46 km) |
| Cloppenburg to Cassa de la Selva | 794.57 mi (1,278.74 km) |
| Cloppenburg to Castalla | 1,069.02 mi (1,720.43 km) |
| Cloppenburg to Castellbisbal | 835.18 mi (1,344.09 km) |
| Cloppenburg to Castelldefels | 848.22 mi (1,365.07 km) |
| Cloppenburg to Castello de Ampurias | 767.25 mi (1,234.76 km) |
| Cloppenburg to Castellon de la Plana | 967.35 mi (1,556.80 km) |
| Cloppenburg to Castilleja de la Cuesta | 1,265.63 mi (2,036.83 km) |
| Cloppenburg to Catarroja | 1,011.83 mi (1,628.38 km) |
| Cloppenburg to Catral | 1,099.91 mi (1,770.13 km) |
| Cloppenburg to Caudete | 1,068.04 mi (1,718.84 km) |
| Cloppenburg to Cehegin | 1,123.36 mi (1,807.87 km) |
