| Diyadin to Cognac | 2,248.30 mi (3,618.28 km) |
| Diyadin to Cogolin | 1,926.32 mi (3,100.12 km) |
| Diyadin to Colmar | 1,884.61 mi (3,032.99 km) |
| Diyadin to Colombes | 2,121.18 mi (3,413.71 km) |
| Diyadin to Colomiers | 2,182.54 mi (3,512.46 km) |
| Diyadin to Combs-la-Ville | 2,106.60 mi (3,390.25 km) |
| Diyadin to Comines | 2,096.10 mi (3,373.34 km) |
| Diyadin to Compiegne | 2,096.97 mi (3,374.75 km) |
| Diyadin to Concarneau | 2,405.55 mi (3,871.36 km) |
| Diyadin to Conde-sur-l'Escaut | 2,068.52 mi (3,328.97 km) |
| Diyadin to Conflans-Sainte-Honorine | 2,128.34 mi (3,425.23 km) |
| Diyadin to Corbas | 1,996.39 mi (3,212.88 km) |
| Diyadin to Corbeil-Essonnes | 2,110.05 mi (3,395.79 km) |
| Diyadin to Cormeilles-en-Parisis | 2,123.61 mi (3,417.61 km) |
| Diyadin to Cosne sur Loire | 2,088.44 mi (3,361.02 km) |
