| Harwich to Menen | 112.22 mi (180.60 km) |
| Harwich to Merchtem | 144.18 mi (232.03 km) |
| Harwich to Merelbeke | 124.87 mi (200.96 km) |
| Harwich to Merksem | 144.42 mi (232.43 km) |
| Harwich to Merksplas | 159.24 mi (256.27 km) |
| Harwich to Mettet | 184.55 mi (297.00 km) |
| Harwich to Meulebeke | 110.45 mi (177.75 km) |
| Harwich to Middelkerke | 84.45 mi (135.90 km) |
| Harwich to Mol | 173.33 mi (278.95 km) |
| Harwich to Mons | 154.97 mi (249.40 km) |
| Harwich to Montignies-le-Tilleul | 172.39 mi (277.43 km) |
| Harwich to Moorslede | 105.79 mi (170.25 km) |
| Harwich to Moortebeek | 151.99 mi (244.61 km) |
| Harwich to Morlanwelz-Mariemont | 164.36 mi (264.52 km) |
| Harwich to Mortsel | 147.36 mi (237.16 km) |
