| Merthyr Tudful to Rothenbach an der Pegnitz | 658.70 mi (1,060.08 km) |
| Merthyr Tudful to Rothenburg ob der Tauber | 616.11 mi (991.53 km) |
| Merthyr Tudful to Rottweil | 587.03 mi (944.73 km) |
| Merthyr Tudful to Rudersberg | 601.71 mi (968.37 km) |
| Merthyr Tudful to Rudesheim am Rhein | 507.36 mi (816.52 km) |
| Merthyr Tudful to Rudolstadt | 639.08 mi (1,028.50 km) |
| Merthyr Tudful to Runkel | 508.57 mi (818.46 km) |
| Merthyr Tudful to Ruppichteroth | 473.10 mi (761.38 km) |
| Merthyr Tudful to Russelsheim | 527.45 mi (848.85 km) |
| Merthyr Tudful to Rutesheim | 579.78 mi (933.06 km) |
| Merthyr Tudful to Ruthen | 508.58 mi (818.48 km) |
| Merthyr Tudful to Saalfeld | 641.74 mi (1,032.78 km) |
| Merthyr Tudful to Saarbrucken | 487.53 mi (784.60 km) |
| Merthyr Tudful to Saarlouis | 474.88 mi (764.25 km) |
| Merthyr Tudful to Saarwellingen | 476.07 mi (766.16 km) |
