| Pen-y-Bont ar Ogwr to Mechernich | 448.26 mi (721.40 km) |
| Pen-y-Bont ar Ogwr to Meckenbeuren | 643.35 mi (1,035.36 km) |
| Pen-y-Bont ar Ogwr to Meckenheim | 463.52 mi (745.97 km) |
| Pen-y-Bont ar Ogwr to Meerane | 694.91 mi (1,118.34 km) |
| Pen-y-Bont ar Ogwr to Meerbusch | 441.70 mi (710.85 km) |
| Pen-y-Bont ar Ogwr to Meine | 603.09 mi (970.57 km) |
| Pen-y-Bont ar Ogwr to Meinerzhagen | 484.50 mi (779.72 km) |
| Pen-y-Bont ar Ogwr to Meiningen | 610.79 mi (982.98 km) |
| Pen-y-Bont ar Ogwr to Meissen | 735.18 mi (1,183.16 km) |
| Pen-y-Bont ar Ogwr to Meitingen | 670.67 mi (1,079.34 km) |
| Pen-y-Bont ar Ogwr to Melle | 510.26 mi (821.19 km) |
| Pen-y-Bont ar Ogwr to Melsungen | 566.72 mi (912.05 km) |
| Pen-y-Bont ar Ogwr to Memmelsdorf | 643.79 mi (1,036.09 km) |
| Pen-y-Bont ar Ogwr to Memmingen | 659.41 mi (1,061.21 km) |
| Pen-y-Bont ar Ogwr to Mendig | 478.75 mi (770.48 km) |
