| Gravelines to Menen | 45.29 mi (72.89 km) |
| Gravelines to Merchtem | 91.62 mi (147.44 km) |
| Gravelines to Merelbeke | 70.56 mi (113.56 km) |
| Gravelines to Merksem | 101.91 mi (164.01 km) |
| Gravelines to Merksplas | 121.52 mi (195.57 km) |
| Gravelines to Mettet | 120.00 mi (193.13 km) |
| Gravelines to Meulebeke | 50.51 mi (81.29 km) |
| Gravelines to Middelkerke | 33.00 mi (53.11 km) |
| Gravelines to Mol | 130.44 mi (209.92 km) |
| Gravelines to Mons | 87.92 mi (141.49 km) |
| Gravelines to Montignies-le-Tilleul | 107.18 mi (172.48 km) |
| Gravelines to Moorslede | 41.26 mi (66.40 km) |
| Gravelines to Moortebeek | 96.73 mi (155.68 km) |
| Gravelines to Morlanwelz-Mariemont | 99.29 mi (159.79 km) |
| Gravelines to Mortsel | 102.30 mi (164.64 km) |
