| Sion to Cernavoda | 1,010.23 mi (1,625.81 km) |
| Sion to Chitila | 909.25 mi (1,463.30 km) |
| Sion to Cisnadie | 805.26 mi (1,295.94 km) |
| Sion to Cluj-Napoca | 770.78 mi (1,240.46 km) |
| Sion to Codlea | 867.09 mi (1,395.45 km) |
| Sion to Comanesti | 908.31 mi (1,461.79 km) |
| Sion to Comarnic | 881.55 mi (1,418.72 km) |
| Sion to Constanta | 1,041.97 mi (1,676.88 km) |
| Sion to Corabia | 852.47 mi (1,371.92 km) |
| Sion to Costesti | 853.94 mi (1,374.28 km) |
| Sion to Covasna | 900.82 mi (1,449.73 km) |
| Sion to Craiova | 808.89 mi (1,301.78 km) |
| Sion to Cristuru Secuiesc | 842.25 mi (1,355.47 km) |
| Sion to Cugir | 766.43 mi (1,233.45 km) |
| Sion to Cumpana | 1,039.26 mi (1,672.52 km) |
