| Sulphur to Cognac | 4,893.69 mi (7,875.63 km) |
| Sulphur to Cogolin | 5,271.48 mi (8,483.63 km) |
| Sulphur to Colmar | 5,147.10 mi (8,283.45 km) |
| Sulphur to Colombes | 4,912.05 mi (7,905.19 km) |
| Sulphur to Colomiers | 5,028.39 mi (8,092.42 km) |
| Sulphur to Combs-la-Ville | 4,932.12 mi (7,937.48 km) |
| Sulphur to Comines | 4,889.80 mi (7,869.37 km) |
| Sulphur to Compiegne | 4,921.26 mi (7,920.00 km) |
| Sulphur to Concarneau | 4,679.18 mi (7,530.41 km) |
| Sulphur to Conde-sur-l'Escaut | 4,922.04 mi (7,921.26 km) |
| Sulphur to Conflans-Sainte-Honorine | 4,903.53 mi (7,891.47 km) |
| Sulphur to Corbas | 5,122.15 mi (8,243.30 km) |
| Sulphur to Corbeil-Essonnes | 4,930.52 mi (7,934.90 km) |
| Sulphur to Cormeilles-en-Parisis | 4,908.51 mi (7,899.48 km) |
| Sulphur to Cosne sur Loire | 4,984.47 mi (8,021.73 km) |
