| Boscombe to Carmona | 934.87 mi (1,504.53 km) |
| Boscombe to Cartagena | 907.83 mi (1,461.01 km) |
| Boscombe to Cartama | 978.04 mi (1,574.00 km) |
| Boscombe to Cartaya | 964.85 mi (1,552.78 km) |
| Boscombe to Caspe | 661.47 mi (1,064.53 km) |
| Boscombe to Cassa de la Selva | 650.29 mi (1,046.54 km) |
| Boscombe to Castalla | 839.92 mi (1,351.73 km) |
| Boscombe to Castellbisbal | 664.48 mi (1,069.37 km) |
| Boscombe to Castelldefels | 677.57 mi (1,090.44 km) |
| Boscombe to Castello de Ampurias | 629.63 mi (1,013.29 km) |
| Boscombe to Castellon de la Plana | 747.30 mi (1,202.66 km) |
| Boscombe to Castilleja de la Cuesta | 944.83 mi (1,520.55 km) |
| Boscombe to Catarroja | 785.38 mi (1,263.94 km) |
| Boscombe to Catral | 869.68 mi (1,399.61 km) |
| Boscombe to Caudete | 831.58 mi (1,338.30 km) |
