| Watertown Town to Mancha Real | 3,490.89 mi (5,618.04 km) |
| Watertown Town to Manilva | 3,456.84 mi (5,563.24 km) |
| Watertown Town to Manises | 3,587.53 mi (5,773.57 km) |
| Watertown Town to Manlleu | 3,635.02 mi (5,850.01 km) |
| Watertown Town to Manresa | 3,622.75 mi (5,830.25 km) |
| Watertown Town to Manzanares | 3,463.95 mi (5,574.69 km) |
| Watertown Town to Manzanares el Real | 3,387.88 mi (5,452.27 km) |
| Watertown Town to Maracena | 3,508.90 mi (5,647.03 km) |
| Watertown Town to Marbella | 3,470.40 mi (5,585.07 km) |
| Watertown Town to Marchena | 3,417.92 mi (5,500.61 km) |
| Watertown Town to Marin | 3,112.58 mi (5,009.22 km) |
| Watertown Town to Marratxi | 3,732.76 mi (6,007.30 km) |
| Watertown Town to Martorell | 3,635.33 mi (5,850.50 km) |
| Watertown Town to Martos | 3,476.01 mi (5,594.09 km) |
| Watertown Town to Masamagrell | 3,590.41 mi (5,778.21 km) |
