| Difficult Run to Buhusi | 4,897.13 mi (7,881.17 km) |
| Difficult Run to Bumbesti-Jiu | 4,831.07 mi (7,774.86 km) |
| Difficult Run to Busteni | 4,906.28 mi (7,895.90 km) |
| Difficult Run to Buzau | 4,966.85 mi (7,993.37 km) |
| Difficult Run to Cajvana | 4,828.68 mi (7,771.01 km) |
| Difficult Run to Calafat | 4,862.03 mi (7,824.69 km) |
| Difficult Run to Calan | 4,794.07 mi (7,715.30 km) |
| Difficult Run to Calarasi | 5,027.05 mi (8,090.26 km) |
| Difficult Run to Campia Turzii | 4,795.74 mi (7,717.99 km) |
| Difficult Run to Campina | 4,925.83 mi (7,927.35 km) |
| Difficult Run to Campulung | 4,893.05 mi (7,874.60 km) |
| Difficult Run to Campulung Moldovenesc | 4,820.03 mi (7,757.10 km) |
| Difficult Run to Caracal | 4,912.74 mi (7,906.29 km) |
| Difficult Run to Caransebes | 4,775.34 mi (7,685.16 km) |
| Difficult Run to Carei | 4,696.42 mi (7,558.16 km) |
