| Hilliard to Cognac | 4,020.54 mi (6,470.43 km) |
| Hilliard to Cogolin | 4,397.98 mi (7,077.87 km) |
| Hilliard to Colmar | 4,263.16 mi (6,860.90 km) |
| Hilliard to Colombes | 4,029.54 mi (6,484.92 km) |
| Hilliard to Colomiers | 4,159.75 mi (6,694.47 km) |
| Hilliard to Combs-la-Ville | 4,049.88 mi (6,517.66 km) |
| Hilliard to Comines | 4,004.22 mi (6,444.18 km) |
| Hilliard to Compiegne | 4,037.63 mi (6,497.94 km) |
| Hilliard to Concarneau | 3,802.99 mi (6,120.32 km) |
| Hilliard to Conde-sur-l'Escaut | 4,036.63 mi (6,496.33 km) |
| Hilliard to Conflans-Sainte-Honorine | 4,020.97 mi (6,471.13 km) |
| Hilliard to Corbas | 4,244.36 mi (6,830.64 km) |
| Hilliard to Corbeil-Essonnes | 4,048.43 mi (6,515.32 km) |
| Hilliard to Cormeilles-en-Parisis | 4,025.94 mi (6,479.12 km) |
| Hilliard to Cosne sur Loire | 4,104.44 mi (6,605.46 km) |
