| Merthyr Tudful to Buhusi | 1,390.20 mi (2,237.31 km) |
| Merthyr Tudful to Bumbesti-Jiu | 1,298.32 mi (2,089.45 km) |
| Merthyr Tudful to Busteni | 1,381.64 mi (2,223.53 km) |
| Merthyr Tudful to Buzau | 1,444.86 mi (2,325.28 km) |
| Merthyr Tudful to Cajvana | 1,330.62 mi (2,141.43 km) |
| Merthyr Tudful to Calafat | 1,323.78 mi (2,130.42 km) |
| Merthyr Tudful to Calan | 1,263.67 mi (2,033.68 km) |
| Merthyr Tudful to Calarasi | 1,499.78 mi (2,413.67 km) |
| Merthyr Tudful to Campia Turzii | 1,274.71 mi (2,051.45 km) |
| Merthyr Tudful to Campina | 1,399.74 mi (2,252.67 km) |
| Merthyr Tudful to Campulung | 1,365.65 mi (2,197.81 km) |
| Merthyr Tudful to Campulung Moldovenesc | 1,317.49 mi (2,120.29 km) |
| Merthyr Tudful to Caracal | 1,377.09 mi (2,216.22 km) |
| Merthyr Tudful to Caransebes | 1,241.12 mi (1,997.39 km) |
| Merthyr Tudful to Carei | 1,181.44 mi (1,901.35 km) |
