| Sulphur Springs to Cernavoda | 6,019.24 mi (9,687.04 km) |
| Sulphur Springs to Chitila | 5,939.39 mi (9,558.53 km) |
| Sulphur Springs to Cisnadie | 5,817.35 mi (9,362.12 km) |
| Sulphur Springs to Cluj-Napoca | 5,747.96 mi (9,250.44 km) |
| Sulphur Springs to Codlea | 5,863.37 mi (9,436.18 km) |
| Sulphur Springs to Comanesti | 5,862.59 mi (9,434.93 km) |
| Sulphur Springs to Comarnic | 5,891.44 mi (9,481.35 km) |
| Sulphur Springs to Constanta | 6,048.39 mi (9,733.95 km) |
| Sulphur Springs to Corabia | 5,921.75 mi (9,530.13 km) |
| Sulphur Springs to Costesti | 5,892.64 mi (9,483.28 km) |
| Sulphur Springs to Covasna | 5,881.66 mi (9,465.62 km) |
| Sulphur Springs to Craiova | 5,870.42 mi (9,447.53 km) |
| Sulphur Springs to Cristuru Secuiesc | 5,820.78 mi (9,367.63 km) |
| Sulphur Springs to Cugir | 5,783.38 mi (9,307.44 km) |
| Sulphur Springs to Cumpana | 6,048.41 mi (9,733.98 km) |
