| Watertown to Massarosa | 4,075.97 mi (6,559.63 km) |
| Watertown to Matelica | 4,210.73 mi (6,776.51 km) |
| Watertown to Matera | 4,465.06 mi (7,185.83 km) |
| Watertown to Matino | 4,555.70 mi (7,331.69 km) |
| Watertown to Mazzarino | 4,503.98 mi (7,248.45 km) |
| Watertown to Meda | 3,961.08 mi (6,374.74 km) |
| Watertown to Medesano | 4,034.58 mi (6,493.03 km) |
| Watertown to Medicina | 4,106.50 mi (6,608.78 km) |
| Watertown to Meldola | 4,137.04 mi (6,657.92 km) |
| Watertown to Melegnano | 3,978.73 mi (6,403.15 km) |
| Watertown to Melendugno | 4,554.04 mi (7,329.02 km) |
| Watertown to Melfi | 4,411.54 mi (7,099.69 km) |
| Watertown to Melilli | 4,548.79 mi (7,320.57 km) |
| Watertown to Melito di Napoli | 4,355.50 mi (7,009.49 km) |
| Watertown to Melito di Porto Salvo | 4,546.43 mi (7,316.77 km) |
