| Diedorf to Cognac | 553.26 mi (890.39 km) |
| Diedorf to Cogolin | 406.90 mi (654.85 km) |
| Diedorf to Colmar | 158.12 mi (254.47 km) |
| Diedorf to Colombes | 390.57 mi (628.56 km) |
| Diedorf to Colomiers | 557.97 mi (897.97 km) |
| Diedorf to Combs-la-Ville | 376.12 mi (605.30 km) |
| Diedorf to Comines | 385.35 mi (620.16 km) |
| Diedorf to Compiegne | 368.16 mi (592.50 km) |
| Diedorf to Concarneau | 677.22 mi (1,089.88 km) |
| Diedorf to Conde-sur-l'Escaut | 353.57 mi (569.02 km) |
| Diedorf to Conflans-Sainte-Honorine | 397.81 mi (640.21 km) |
| Diedorf to Corbas | 332.55 mi (535.18 km) |
| Diedorf to Corbeil-Essonnes | 379.68 mi (611.04 km) |
| Diedorf to Cormeilles-en-Parisis | 393.04 mi (632.54 km) |
| Diedorf to Cosne sur Loire | 368.96 mi (593.79 km) |
