| Horta to Cognac | 1,523.32 mi (2,451.55 km) |
| Horta to Cogolin | 1,851.23 mi (2,979.26 km) |
| Horta to Colmar | 1,905.31 mi (3,066.30 km) |
| Horta to Colombes | 1,685.57 mi (2,712.66 km) |
| Horta to Colomiers | 1,590.79 mi (2,560.12 km) |
| Horta to Combs-la-Ville | 1,695.24 mi (2,728.22 km) |
| Horta to Comines | 1,751.05 mi (2,818.04 km) |
| Horta to Compiegne | 1,718.69 mi (2,765.96 km) |
| Horta to Concarneau | 1,393.57 mi (2,242.74 km) |
| Horta to Conde-sur-l'Escaut | 1,769.74 mi (2,848.12 km) |
| Horta to Conflans-Sainte-Honorine | 1,680.02 mi (2,703.73 km) |
| Horta to Corbas | 1,773.97 mi (2,854.93 km) |
| Horta to Corbeil-Essonnes | 1,690.91 mi (2,721.26 km) |
| Horta to Cormeilles-en-Parisis | 1,684.14 mi (2,710.37 km) |
| Horta to Cosne sur Loire | 1,694.98 mi (2,727.81 km) |
