| Cahokia to Cognac | 4,381.39 mi (7,051.17 km) |
| Cahokia to Cogolin | 4,757.84 mi (7,657.01 km) |
| Cahokia to Colmar | 4,609.26 mi (7,417.89 km) |
| Cahokia to Colombes | 4,378.80 mi (7,047.00 km) |
| Cahokia to Colomiers | 4,524.09 mi (7,280.82 km) |
| Cahokia to Combs-la-Ville | 4,399.59 mi (7,080.45 km) |
| Cahokia to Comines | 4,346.90 mi (6,995.65 km) |
| Cahokia to Compiegne | 4,384.79 mi (7,056.64 km) |
| Cahokia to Concarneau | 4,161.24 mi (6,696.86 km) |
| Cahokia to Conde-sur-l'Escaut | 4,379.69 mi (7,048.44 km) |
| Cahokia to Conflans-Sainte-Honorine | 4,370.17 mi (7,033.10 km) |
| Cahokia to Corbas | 4,599.97 mi (7,402.94 km) |
| Cahokia to Corbeil-Essonnes | 4,398.38 mi (7,078.52 km) |
| Cahokia to Cormeilles-en-Parisis | 4,375.10 mi (7,041.05 km) |
| Cahokia to Cosne sur Loire | 4,457.42 mi (7,173.53 km) |
