| Troyan to Cogolin | 916.53 mi (1,475.01 km) |
| Troyan to Colmar | 911.91 mi (1,467.58 km) |
| Troyan to Colombes | 1,152.61 mi (1,854.94 km) |
| Troyan to Colomiers | 1,173.83 mi (1,889.10 km) |
| Troyan to Combs-la-Ville | 1,135.13 mi (1,826.82 km) |
| Troyan to Comines | 1,155.70 mi (1,859.91 km) |
| Troyan to Compiegne | 1,135.73 mi (1,827.78 km) |
| Troyan to Concarneau | 1,422.97 mi (2,290.04 km) |
| Troyan to Conde-sur-l'Escaut | 1,124.39 mi (1,809.53 km) |
| Troyan to Conflans-Sainte-Honorine | 1,160.57 mi (1,867.76 km) |
| Troyan to Corbas | 996.23 mi (1,603.28 km) |
| Troyan to Corbeil-Essonnes | 1,137.80 mi (1,831.11 km) |
| Troyan to Cormeilles-en-Parisis | 1,155.62 mi (1,859.80 km) |
| Troyan to Cosne sur Loire | 1,102.86 mi (1,774.89 km) |
| Troyan to Coudekerque-Branche | 1,187.12 mi (1,910.48 km) |
