| Merthyr Tudful to Mouscron | 293.57 mi (472.45 km) |
| Merthyr Tudful to Namur | 368.17 mi (592.52 km) |
| Merthyr Tudful to Neder-Over-Heembeek | 339.98 mi (547.15 km) |
| Merthyr Tudful to Neerpelt | 380.48 mi (612.33 km) |
| Merthyr Tudful to Nevele | 302.59 mi (486.98 km) |
| Merthyr Tudful to Niel | 334.83 mi (538.86 km) |
| Merthyr Tudful to Nieuwpoort | 267.42 mi (430.37 km) |
| Merthyr Tudful to Nijlen | 347.74 mi (559.64 km) |
| Merthyr Tudful to Ninove | 325.51 mi (523.85 km) |
| Merthyr Tudful to Nivelles | 342.72 mi (551.55 km) |
| Merthyr Tudful to Olen | 356.48 mi (573.70 km) |
| Merthyr Tudful to Oostakker | 310.89 mi (500.33 km) |
| Merthyr Tudful to Oosterzele | 314.45 mi (506.06 km) |
| Merthyr Tudful to Oostkamp | 287.56 mi (462.78 km) |
| Merthyr Tudful to Opglabbeek | 389.02 mi (626.06 km) |
