| Skien to Cognac | 1,019.61 mi (1,640.91 km) |
| Skien to Cogolin | 1,109.87 mi (1,786.17 km) |
| Skien to Colmar | 773.90 mi (1,245.47 km) |
| Skien to Colombes | 768.71 mi (1,237.11 km) |
| Skien to Colomiers | 1,132.12 mi (1,821.98 km) |
| Skien to Combs-la-Ville | 780.67 mi (1,256.37 km) |
| Skien to Comines | 637.99 mi (1,026.75 km) |
| Skien to Compiegne | 728.11 mi (1,171.79 km) |
| Skien to Concarneau | 954.81 mi (1,536.62 km) |
| Skien to Conde-sur-l'Escaut | 649.42 mi (1,045.14 km) |
| Skien to Conflans-Sainte-Honorine | 766.18 mi (1,233.04 km) |
| Skien to Corbas | 955.24 mi (1,537.31 km) |
| Skien to Corbeil-Essonnes | 785.48 mi (1,264.11 km) |
| Skien to Cormeilles-en-Parisis | 766.22 mi (1,233.11 km) |
| Skien to Cosne sur Loire | 858.83 mi (1,382.15 km) |
