| Ponders End to Carmona | 1,016.82 mi (1,636.42 km) |
| Ponders End to Cartagena | 971.55 mi (1,563.56 km) |
| Ponders End to Cartama | 1,056.05 mi (1,699.55 km) |
| Ponders End to Cartaya | 1,051.15 mi (1,691.66 km) |
| Ponders End to Caspe | 719.45 mi (1,157.84 km) |
| Ponders End to Cassa de la Selva | 687.99 mi (1,107.22 km) |
| Ponders End to Castalla | 902.12 mi (1,451.83 km) |
| Ponders End to Castellbisbal | 709.13 mi (1,141.24 km) |
| Ponders End to Castelldefels | 722.59 mi (1,162.89 km) |
| Ponders End to Castello de Ampurias | 664.96 mi (1,070.15 km) |
| Ponders End to Castellon de la Plana | 805.83 mi (1,296.86 km) |
| Ponders End to Castilleja de la Cuesta | 1,028.02 mi (1,654.43 km) |
| Ponders End to Catarroja | 846.10 mi (1,361.66 km) |
| Ponders End to Catral | 932.56 mi (1,500.81 km) |
| Ponders End to Caudete | 895.33 mi (1,440.90 km) |
