| Niel to Cartagena | 969.47 mi (1,560.21 km) |
| Niel to Cartama | 1,088.82 mi (1,752.29 km) |
| Niel to Cartaya | 1,109.28 mi (1,785.22 km) |
| Niel to Caspe | 713.79 mi (1,148.73 km) |
| Niel to Cassa de la Selva | 641.28 mi (1,032.04 km) |
| Niel to Castalla | 898.56 mi (1,446.09 km) |
| Niel to Castellbisbal | 675.35 mi (1,086.88 km) |
| Niel to Castelldefels | 688.83 mi (1,108.57 km) |
| Niel to Castello de Ampurias | 614.94 mi (989.65 km) |
| Niel to Castellon de la Plana | 797.37 mi (1,283.24 km) |
| Niel to Castilleja de la Cuesta | 1,076.68 mi (1,732.74 km) |
| Niel to Catarroja | 841.06 mi (1,353.55 km) |
| Niel to Catral | 929.63 mi (1,496.10 km) |
| Niel to Caudete | 895.66 mi (1,441.43 km) |
| Niel to Cehegin | 948.27 mi (1,526.09 km) |
