| Castleton to Menen | 295.83 mi (476.10 km) |
| Castleton to Merchtem | 325.73 mi (524.21 km) |
| Castleton to Merelbeke | 307.57 mi (494.99 km) |
| Castleton to Merksem | 322.35 mi (518.77 km) |
| Castleton to Merksplas | 333.55 mi (536.79 km) |
| Castleton to Mettet | 368.09 mi (592.39 km) |
| Castleton to Meulebeke | 294.14 mi (473.38 km) |
| Castleton to Middelkerke | 268.15 mi (431.55 km) |
| Castleton to Mol | 349.31 mi (562.16 km) |
| Castleton to Mons | 338.74 mi (545.14 km) |
| Castleton to Montignies-le-Tilleul | 356.06 mi (573.03 km) |
| Castleton to Moorslede | 289.51 mi (465.91 km) |
| Castleton to Moortebeek | 334.03 mi (537.57 km) |
| Castleton to Morlanwelz-Mariemont | 348.06 mi (560.14 km) |
| Castleton to Mortsel | 326.14 mi (524.87 km) |
