| Guadarrama to Menen | 780.20 mi (1,255.61 km) |
| Guadarrama to Merchtem | 815.17 mi (1,311.88 km) |
| Guadarrama to Merelbeke | 806.10 mi (1,297.30 km) |
| Guadarrama to Merksem | 836.11 mi (1,345.59 km) |
| Guadarrama to Merksplas | 853.29 mi (1,373.24 km) |
| Guadarrama to Mettet | 788.49 mi (1,268.95 km) |
| Guadarrama to Meulebeke | 793.01 mi (1,276.23 km) |
| Guadarrama to Middelkerke | 797.72 mi (1,283.81 km) |
| Guadarrama to Mol | 848.86 mi (1,366.12 km) |
| Guadarrama to Mons | 778.42 mi (1,252.75 km) |
| Guadarrama to Montignies-le-Tilleul | 785.18 mi (1,263.62 km) |
| Guadarrama to Moorslede | 784.71 mi (1,262.87 km) |
| Guadarrama to Moortebeek | 811.15 mi (1,305.41 km) |
| Guadarrama to Morlanwelz-Mariemont | 785.28 mi (1,263.78 km) |
| Guadarrama to Mortsel | 832.27 mi (1,339.41 km) |
