| Skien to Chitila | 1,226.84 mi (1,974.40 km) |
| Skien to Cisnadie | 1,111.39 mi (1,788.61 km) |
| Skien to Cluj-Napoca | 1,034.41 mi (1,664.72 km) |
| Skien to Codlea | 1,142.26 mi (1,838.30 km) |
| Skien to Comanesti | 1,123.47 mi (1,808.05 km) |
| Skien to Comarnic | 1,173.67 mi (1,888.83 km) |
| Skien to Constanta | 1,312.22 mi (2,111.81 km) |
| Skien to Corabia | 1,238.98 mi (1,993.95 km) |
| Skien to Costesti | 1,191.72 mi (1,917.88 km) |
| Skien to Covasna | 1,151.10 mi (1,852.51 km) |
| Skien to Craiova | 1,189.45 mi (1,914.23 km) |
| Skien to Cristuru Secuiesc | 1,096.85 mi (1,765.21 km) |
| Skien to Cugir | 1,085.97 mi (1,747.70 km) |
| Skien to Cumpana | 1,313.44 mi (2,113.78 km) |
| Skien to Curtea de Arges | 1,158.39 mi (1,864.25 km) |
