| Watertown to Menen | 3,547.83 mi (5,709.68 km) |
| Watertown to Merchtem | 3,586.49 mi (5,771.90 km) |
| Watertown to Merelbeke | 3,566.54 mi (5,739.78 km) |
| Watertown to Merksem | 3,586.36 mi (5,771.69 km) |
| Watertown to Merksplas | 3,599.20 mi (5,792.35 km) |
| Watertown to Mettet | 3,622.82 mi (5,830.37 km) |
| Watertown to Meulebeke | 3,549.81 mi (5,712.86 km) |
| Watertown to Middelkerke | 3,524.54 mi (5,672.21 km) |
| Watertown to Mol | 3,614.45 mi (5,816.90 km) |
| Watertown to Mons | 3,590.89 mi (5,778.97 km) |
| Watertown to Montignies-le-Tilleul | 3,610.05 mi (5,809.81 km) |
| Watertown to Moorslede | 3,542.71 mi (5,701.44 km) |
| Watertown to Moortebeek | 3,593.99 mi (5,783.97 km) |
| Watertown to Morlanwelz-Mariemont | 3,602.09 mi (5,797.00 km) |
| Watertown to Mortsel | 3,589.63 mi (5,776.94 km) |
