| Horizon West to Cognac | 4,441.69 mi (7,148.21 km) |
| Horizon West to Cogolin | 4,815.20 mi (7,749.31 km) |
| Horizon West to Colmar | 4,739.51 mi (7,627.50 km) |
| Horizon West to Colombes | 4,499.21 mi (7,240.78 km) |
| Horizon West to Colomiers | 4,560.55 mi (7,339.50 km) |
| Horizon West to Combs-la-Ville | 4,517.43 mi (7,270.09 km) |
| Horizon West to Comines | 4,498.13 mi (7,239.03 km) |
| Horizon West to Compiegne | 4,514.95 mi (7,266.11 km) |
| Horizon West to Concarneau | 4,241.28 mi (6,825.68 km) |
| Horizon West to Conde-sur-l'Escaut | 4,528.50 mi (7,287.91 km) |
| Horizon West to Conflans-Sainte-Honorine | 4,491.09 mi (7,227.72 km) |
| Horizon West to Corbas | 4,683.80 mi (7,537.86 km) |
| Horizon West to Corbeil-Essonnes | 4,515.05 mi (7,266.28 km) |
| Horizon West to Cormeilles-en-Parisis | 4,496.06 mi (7,235.72 km) |
| Horizon West to Cosne sur Loire | 4,557.89 mi (7,335.22 km) |
