| Caslav to Menen | 543.86 mi (875.26 km) |
| Caslav to Merchtem | 496.06 mi (798.33 km) |
| Caslav to Merelbeke | 517.19 mi (832.34 km) |
| Caslav to Merksem | 488.84 mi (786.72 km) |
| Caslav to Merksplas | 471.72 mi (759.16 km) |
| Caslav to Mettet | 476.18 mi (766.33 km) |
| Caslav to Meulebeke | 537.10 mi (864.37 km) |
| Caslav to Middelkerke | 558.37 mi (898.62 km) |
| Caslav to Mol | 459.33 mi (739.23 km) |
| Caslav to Mons | 507.24 mi (816.33 km) |
| Caslav to Montignies-le-Tilleul | 488.19 mi (785.67 km) |
| Caslav to Moorslede | 546.66 mi (879.76 km) |
| Caslav to Moortebeek | 490.98 mi (790.15 km) |
| Caslav to Morlanwelz-Mariemont | 494.78 mi (796.27 km) |
| Caslav to Mortsel | 487.18 mi (784.04 km) |
