| Merthyr Tudful to Apatin | 1,097.11 mi (1,765.62 km) |
| Merthyr Tudful to Arandelovac | 1,212.23 mi (1,950.90 km) |
| Merthyr Tudful to Arilje | 1,214.88 mi (1,955.16 km) |
| Merthyr Tudful to Babusnica | 1,337.03 mi (2,151.75 km) |
| Merthyr Tudful to Bac | 1,117.55 mi (1,798.52 km) |
| Merthyr Tudful to Backa Palanka | 1,129.26 mi (1,817.38 km) |
| Merthyr Tudful to Backa Topola | 1,118.99 mi (1,800.84 km) |
| Merthyr Tudful to Backi Petrovac | 1,133.24 mi (1,823.78 km) |
| Merthyr Tudful to Bajina Basta | 1,184.30 mi (1,905.95 km) |
| Merthyr Tudful to Batajnica | 1,178.48 mi (1,896.57 km) |
| Merthyr Tudful to Batocina | 1,239.87 mi (1,995.37 km) |
| Merthyr Tudful to Becej | 1,142.61 mi (1,838.86 km) |
| Merthyr Tudful to Bela Crkva | 1,225.87 mi (1,972.84 km) |
| Merthyr Tudful to Bela Palanka | 1,326.73 mi (2,135.16 km) |
| Merthyr Tudful to Belgrade | 1,188.90 mi (1,913.36 km) |
