| Casper to Cognac | 4,821.74 mi (7,759.84 km) |
| Casper to Cogolin | 5,183.12 mi (8,341.42 km) |
| Casper to Colmar | 4,973.70 mi (8,004.40 km) |
| Casper to Colombes | 4,764.17 mi (7,667.19 km) |
| Casper to Colomiers | 4,978.86 mi (8,012.70 km) |
| Casper to Combs-la-Ville | 4,786.31 mi (7,702.82 km) |
| Casper to Comines | 4,704.61 mi (7,571.33 km) |
| Casper to Compiegne | 4,760.65 mi (7,661.53 km) |
| Casper to Concarneau | 4,594.89 mi (7,394.76 km) |
| Casper to Conde-sur-l'Escaut | 4,738.02 mi (7,625.10 km) |
| Casper to Conflans-Sainte-Honorine | 4,755.49 mi (7,653.21 km) |
| Casper to Corbas | 5,008.42 mi (8,060.28 km) |
| Casper to Corbeil-Essonnes | 4,786.26 mi (7,702.75 km) |
| Casper to Cormeilles-en-Parisis | 4,760.14 mi (7,660.70 km) |
| Casper to Cosne sur Loire | 4,857.44 mi (7,817.30 km) |
