| Dayton to Coudekerque-Branche | 4,024.90 mi (6,477.45 km) |
| Dayton to Coueron | 3,969.90 mi (6,388.93 km) |
| Dayton to Coulommiers | 4,120.29 mi (6,630.97 km) |
| Dayton to Courbevoic | 4,084.05 mi (6,572.65 km) |
| Dayton to Courcouronnes | 4,099.74 mi (6,597.90 km) |
| Dayton to Cournon-d'Auvergne | 4,224.61 mi (6,798.85 km) |
| Dayton to Courrieres | 4,063.86 mi (6,540.15 km) |
| Dayton to Coutras | 4,105.01 mi (6,606.38 km) |
| Dayton to Couzeix | 4,137.12 mi (6,658.05 km) |
| Dayton to Cran-Gevrier | 4,340.92 mi (6,986.03 km) |
| Dayton to Craponne | 4,288.76 mi (6,902.08 km) |
| Dayton to Creil | 4,082.21 mi (6,569.68 km) |
| Dayton to Crepy-en-Valois | 4,099.24 mi (6,597.09 km) |
| Dayton to Crest | 4,336.38 mi (6,978.73 km) |
| Dayton to Creteil | 4,095.88 mi (6,591.69 km) |
