| Harlow to Menen | 146.11 mi (235.14 km) |
| Harlow to Merchtem | 185.72 mi (298.89 km) |
| Harlow to Merelbeke | 165.16 mi (265.80 km) |
| Harlow to Merksem | 189.12 mi (304.35 km) |
| Harlow to Merksplas | 205.44 mi (330.62 km) |
| Harlow to Mettet | 221.01 mi (355.69 km) |
| Harlow to Meulebeke | 147.81 mi (237.88 km) |
| Harlow to Middelkerke | 122.85 mi (197.72 km) |
| Harlow to Mol | 218.52 mi (351.68 km) |
| Harlow to Mons | 189.48 mi (304.93 km) |
| Harlow to Montignies-le-Tilleul | 208.32 mi (335.25 km) |
| Harlow to Moorslede | 140.76 mi (226.53 km) |
| Harlow to Moortebeek | 192.69 mi (310.10 km) |
| Harlow to Morlanwelz-Mariemont | 200.31 mi (322.36 km) |
| Harlow to Mortsel | 191.43 mi (308.07 km) |
