| Merthyr Tudful to Montegranaro | 984.23 mi (1,583.96 km) |
| Merthyr Tudful to Montegrotto Terme | 820.49 mi (1,320.45 km) |
| Merthyr Tudful to Montelupo Fiorentino | 865.44 mi (1,392.80 km) |
| Merthyr Tudful to Montemarciano | 953.89 mi (1,535.14 km) |
| Merthyr Tudful to Montemurlo | 856.36 mi (1,378.17 km) |
| Merthyr Tudful to Monteprandone | 1,006.51 mi (1,619.83 km) |
| Merthyr Tudful to Montepulciano | 923.60 mi (1,486.39 km) |
| Merthyr Tudful to Monteriggioni | 888.83 mi (1,430.44 km) |
| Merthyr Tudful to Monteroni d'Arbia | 904.10 mi (1,455.00 km) |
| Merthyr Tudful to Monteroni di Lecce | 1,288.95 mi (2,074.36 km) |
| Merthyr Tudful to Monterotondo | 1,005.38 mi (1,618.00 km) |
| Merthyr Tudful to Montesarchio | 1,126.12 mi (1,812.31 km) |
| Merthyr Tudful to Montescaglioso | 1,225.32 mi (1,971.96 km) |
| Merthyr Tudful to Montesilvano | 1,037.31 mi (1,669.40 km) |
| Merthyr Tudful to Montespertoli | 871.86 mi (1,403.13 km) |
