| Watertown Town to Montevarchi | 3,998.81 mi (6,435.46 km) |
| Watertown Town to Monticello Conte Otto | 3,928.90 mi (6,322.95 km) |
| Watertown Town to Montichiari | 3,884.38 mi (6,251.31 km) |
| Watertown Town to Montignoso | 3,921.28 mi (6,310.69 km) |
| Watertown Town to Montopoli in Val d'Arno | 3,958.47 mi (6,370.55 km) |
| Watertown Town to Monza | 3,831.17 mi (6,165.67 km) |
| Watertown Town to Morbegno | 3,826.00 mi (6,157.35 km) |
| Watertown Town to Mori | 3,895.22 mi (6,268.75 km) |
| Watertown Town to Morlupo | 4,088.34 mi (6,579.55 km) |
| Watertown Town to Morrovalle | 4,093.23 mi (6,587.42 km) |
| Watertown Town to Mortara | 3,819.44 mi (6,146.80 km) |
| Watertown Town to Mosciano Sant'Angelo | 4,126.53 mi (6,641.01 km) |
| Watertown Town to Motta di Livenza | 3,966.08 mi (6,382.79 km) |
| Watertown Town to Motta Sant'Anastasia | 4,372.05 mi (7,036.14 km) |
| Watertown Town to Mottola | 4,342.29 mi (6,988.25 km) |
