| Ashtabula to Cognac | 3,846.93 mi (6,191.03 km) |
| Ashtabula to Cogolin | 4,224.18 mi (6,798.16 km) |
| Ashtabula to Colmar | 4,086.98 mi (6,577.36 km) |
| Ashtabula to Colombes | 3,853.72 mi (6,201.97 km) |
| Ashtabula to Colomiers | 3,987.14 mi (6,416.68 km) |
| Ashtabula to Combs-la-Ville | 3,874.13 mi (6,234.81 km) |
| Ashtabula to Comines | 3,827.68 mi (6,160.05 km) |
| Ashtabula to Compiegne | 3,861.55 mi (6,214.56 km) |
| Ashtabula to Concarneau | 3,628.71 mi (5,839.85 km) |
| Ashtabula to Conde-sur-l'Escaut | 3,860.12 mi (6,212.27 km) |
| Ashtabula to Conflans-Sainte-Honorine | 3,845.14 mi (6,188.16 km) |
| Ashtabula to Corbas | 4,069.61 mi (6,549.40 km) |
| Ashtabula to Corbeil-Essonnes | 3,872.71 mi (6,232.53 km) |
| Ashtabula to Cormeilles-en-Parisis | 3,850.11 mi (6,196.15 km) |
| Ashtabula to Cosne sur Loire | 3,929.19 mi (6,323.43 km) |
