| Horta to Coudekerque-Branche | 1,730.78 mi (2,785.42 km) |
| Horta to Coueron | 1,479.15 mi (2,380.46 km) |
| Horta to Coulommiers | 1,720.71 mi (2,769.21 km) |
| Horta to Courbevoic | 1,685.19 mi (2,712.05 km) |
| Horta to Courcouronnes | 1,688.72 mi (2,717.73 km) |
| Horta to Cournon-d'Auvergne | 1,692.46 mi (2,723.75 km) |
| Horta to Courrieres | 1,742.64 mi (2,804.51 km) |
| Horta to Coutras | 1,526.69 mi (2,456.97 km) |
| Horta to Couzeix | 1,599.87 mi (2,574.74 km) |
| Horta to Cran-Gevrier | 1,832.85 mi (2,949.69 km) |
| Horta to Craponne | 1,765.78 mi (2,841.74 km) |
| Horta to Creil | 1,701.23 mi (2,737.86 km) |
| Horta to Crepy-en-Valois | 1,718.54 mi (2,765.73 km) |
| Horta to Crest | 1,776.32 mi (2,858.72 km) |
| Horta to Creteil | 1,692.78 mi (2,724.26 km) |
