| Greystones to Cognac | 575.28 mi (925.82 km) |
| Greystones to Cogolin | 893.97 mi (1,438.71 km) |
| Greystones to Colmar | 683.19 mi (1,099.49 km) |
| Greystones to Colombes | 464.09 mi (746.88 km) |
| Greystones to Colomiers | 740.14 mi (1,191.14 km) |
| Greystones to Combs-la-Ville | 486.25 mi (782.54 km) |
| Greystones to Comines | 419.86 mi (675.70 km) |
| Greystones to Compiegne | 462.28 mi (743.97 km) |
| Greystones to Concarneau | 376.08 mi (605.24 km) |
| Greystones to Conde-sur-l'Escaut | 452.46 mi (728.16 km) |
| Greystones to Conflans-Sainte-Honorine | 455.41 mi (732.91 km) |
| Greystones to Corbas | 712.77 mi (1,147.09 km) |
| Greystones to Corbeil-Essonnes | 486.29 mi (782.61 km) |
| Greystones to Cormeilles-en-Parisis | 460.05 mi (740.38 km) |
| Greystones to Cosne sur Loire | 560.24 mi (901.62 km) |
