| Trecastagni to Cognac | 969.23 mi (1,559.82 km) |
| Trecastagni to Cogolin | 594.38 mi (956.56 km) |
| Trecastagni to Colmar | 821.23 mi (1,321.64 km) |
| Trecastagni to Colombes | 1,010.56 mi (1,626.34 km) |
| Trecastagni to Colomiers | 830.03 mi (1,335.80 km) |
| Trecastagni to Combs-la-Ville | 988.23 mi (1,590.40 km) |
| Trecastagni to Comines | 1,084.45 mi (1,745.26 km) |
| Trecastagni to Compiegne | 1,017.96 mi (1,638.25 km) |
| Trecastagni to Concarneau | 1,191.31 mi (1,917.23 km) |
| Trecastagni to Conde-sur-l'Escaut | 1,051.82 mi (1,692.73 km) |
| Trecastagni to Conflans-Sainte-Honorine | 1,019.18 mi (1,640.21 km) |
| Trecastagni to Corbas | 764.18 mi (1,229.83 km) |
| Trecastagni to Corbeil-Essonnes | 987.94 mi (1,589.93 km) |
| Trecastagni to Cormeilles-en-Parisis | 1,014.66 mi (1,632.94 km) |
| Trecastagni to Cosne sur Loire | 915.08 mi (1,472.68 km) |
