| Ashtabula to Carmona | 3,877.82 mi (6,240.75 km) |
| Ashtabula to Cartagena | 4,092.30 mi (6,585.92 km) |
| Ashtabula to Cartama | 3,951.86 mi (6,359.91 km) |
| Ashtabula to Cartaya | 3,811.76 mi (6,134.44 km) |
| Ashtabula to Caspe | 4,007.61 mi (6,449.63 km) |
| Ashtabula to Cassa de la Selva | 4,114.34 mi (6,621.38 km) |
| Ashtabula to Castalla | 4,071.01 mi (6,551.65 km) |
| Ashtabula to Castellbisbal | 4,089.37 mi (6,581.21 km) |
| Ashtabula to Castelldefels | 4,096.07 mi (6,591.99 km) |
| Ashtabula to Castello de Ampurias | 4,110.11 mi (6,614.59 km) |
| Ashtabula to Castellon de la Plana | 4,051.17 mi (6,519.73 km) |
| Ashtabula to Castilleja de la Cuesta | 3,860.86 mi (6,213.46 km) |
| Ashtabula to Catarroja | 4,054.66 mi (6,525.34 km) |
| Ashtabula to Catral | 4,080.42 mi (6,566.81 km) |
| Ashtabula to Caudete | 4,052.50 mi (6,521.86 km) |
