| Llantrisant to Mechernich | 439.72 mi (707.66 km) |
| Llantrisant to Meckenbeuren | 635.89 mi (1,023.36 km) |
| Llantrisant to Meckenheim | 454.95 mi (732.17 km) |
| Llantrisant to Meerane | 686.07 mi (1,104.12 km) |
| Llantrisant to Meerbusch | 432.89 mi (696.67 km) |
| Llantrisant to Meine | 594.04 mi (956.02 km) |
| Llantrisant to Meinerzhagen | 475.71 mi (765.58 km) |
| Llantrisant to Meiningen | 602.09 mi (968.97 km) |
| Llantrisant to Meissen | 726.27 mi (1,168.82 km) |
| Llantrisant to Meitingen | 662.65 mi (1,066.43 km) |
| Llantrisant to Melle | 501.24 mi (806.66 km) |
| Llantrisant to Melsungen | 557.89 mi (897.84 km) |
| Llantrisant to Memmelsdorf | 635.25 mi (1,022.34 km) |
| Llantrisant to Memmingen | 651.71 mi (1,048.82 km) |
| Llantrisant to Mendig | 470.27 mi (756.83 km) |
