| Decatur to Cognac | 4,273.89 mi (6,878.16 km) |
| Decatur to Cogolin | 4,650.08 mi (7,483.58 km) |
| Decatur to Colmar | 4,499.56 mi (7,241.34 km) |
| Decatur to Colombes | 4,269.50 mi (6,871.09 km) |
| Decatur to Colomiers | 4,417.30 mi (7,108.96 km) |
| Decatur to Combs-la-Ville | 4,290.33 mi (6,904.62 km) |
| Decatur to Comines | 4,236.89 mi (6,818.62 km) |
| Decatur to Compiegne | 4,275.24 mi (6,880.33 km) |
| Decatur to Concarneau | 4,053.30 mi (6,523.15 km) |
| Decatur to Conde-sur-l'Escaut | 4,269.72 mi (6,871.45 km) |
| Decatur to Conflans-Sainte-Honorine | 4,260.85 mi (6,857.17 km) |
| Decatur to Corbas | 4,491.51 mi (7,228.38 km) |
| Decatur to Corbeil-Essonnes | 4,289.16 mi (6,902.73 km) |
| Decatur to Cormeilles-en-Parisis | 4,265.78 mi (6,865.11 km) |
| Decatur to Cosne sur Loire | 4,348.59 mi (6,998.38 km) |
