| Seia to Menen | 885.40 mi (1,424.91 km) |
| Seia to Merchtem | 926.34 mi (1,490.80 km) |
| Seia to Merelbeke | 913.97 mi (1,470.89 km) |
| Seia to Merksem | 946.49 mi (1,523.23 km) |
| Seia to Merksplas | 965.27 mi (1,553.45 km) |
| Seia to Mettet | 907.28 mi (1,460.12 km) |
| Seia to Meulebeke | 898.18 mi (1,445.48 km) |
| Seia to Middelkerke | 897.94 mi (1,445.09 km) |
| Seia to Mol | 963.64 mi (1,550.82 km) |
| Seia to Mons | 891.81 mi (1,435.23 km) |
| Seia to Montignies-le-Tilleul | 901.81 mi (1,451.32 km) |
| Seia to Moorslede | 888.78 mi (1,430.36 km) |
| Seia to Moortebeek | 923.82 mi (1,486.75 km) |
| Seia to Morlanwelz-Mariemont | 900.45 mi (1,449.14 km) |
| Seia to Mortsel | 943.37 mi (1,518.20 km) |
