| Waltham Cross to Menen | 149.67 mi (240.88 km) |
| Waltham Cross to Merchtem | 190.76 mi (307.00 km) |
| Waltham Cross to Merelbeke | 169.99 mi (273.58 km) |
| Waltham Cross to Merksem | 194.99 mi (313.81 km) |
| Waltham Cross to Merksplas | 211.74 mi (340.76 km) |
| Waltham Cross to Mettet | 224.67 mi (361.57 km) |
| Waltham Cross to Meulebeke | 152.11 mi (244.80 km) |
| Waltham Cross to Middelkerke | 127.64 mi (205.41 km) |
| Waltham Cross to Mol | 224.47 mi (361.25 km) |
| Waltham Cross to Mons | 192.84 mi (310.34 km) |
| Waltham Cross to Montignies-le-Tilleul | 211.90 mi (341.03 km) |
| Waltham Cross to Moorslede | 144.61 mi (232.73 km) |
| Waltham Cross to Moortebeek | 197.48 mi (317.81 km) |
| Waltham Cross to Morlanwelz-Mariemont | 203.93 mi (328.20 km) |
| Waltham Cross to Mortsel | 197.11 mi (317.23 km) |
