| Sierpc to Menen | 719.18 mi (1,157.41 km) |
| Sierpc to Merchtem | 669.42 mi (1,077.33 km) |
| Sierpc to Merelbeke | 688.82 mi (1,108.54 km) |
| Sierpc to Merksem | 655.30 mi (1,054.61 km) |
| Sierpc to Merksplas | 635.31 mi (1,022.43 km) |
| Sierpc to Mettet | 666.69 mi (1,072.93 km) |
| Sierpc to Meulebeke | 709.09 mi (1,141.17 km) |
| Sierpc to Middelkerke | 723.93 mi (1,165.05 km) |
| Sierpc to Mol | 628.37 mi (1,011.27 km) |
| Sierpc to Mons | 692.64 mi (1,114.70 km) |
| Sierpc to Montignies-le-Tilleul | 676.37 mi (1,088.51 km) |
| Sierpc to Moorslede | 719.63 mi (1,158.13 km) |
| Sierpc to Moortebeek | 667.41 mi (1,074.09 km) |
| Sierpc to Morlanwelz-Mariemont | 680.94 mi (1,095.87 km) |
| Sierpc to Mortsel | 655.71 mi (1,055.26 km) |
