| Porcia to Menen | 548.08 mi (882.05 km) |
| Porcia to Merchtem | 516.00 mi (830.42 km) |
| Porcia to Merelbeke | 533.99 mi (859.37 km) |
| Porcia to Merksem | 521.34 mi (839.01 km) |
| Porcia to Merksplas | 513.53 mi (826.45 km) |
| Porcia to Mettet | 474.01 mi (762.84 km) |
| Porcia to Meulebeke | 548.19 mi (882.22 km) |
| Porcia to Middelkerke | 574.14 mi (923.99 km) |
| Porcia to Mol | 496.97 mi (799.79 km) |
| Porcia to Mons | 504.63 mi (812.12 km) |
| Porcia to Montignies-le-Tilleul | 486.37 mi (782.74 km) |
| Porcia to Moorslede | 553.88 mi (891.39 km) |
| Porcia to Moortebeek | 507.58 mi (816.88 km) |
| Porcia to Morlanwelz-Mariemont | 494.42 mi (795.70 km) |
| Porcia to Mortsel | 517.06 mi (832.13 km) |
