| River Ridge to Marsala | 5,597.94 mi (9,009.01 km) |
| River Ridge to Marsciano | 5,412.62 mi (8,710.77 km) |
| River Ridge to Martano | 5,773.53 mi (9,291.61 km) |
| River Ridge to Martellago | 5,314.25 mi (8,552.46 km) |
| River Ridge to Martina Franca | 5,712.08 mi (9,192.70 km) |
| River Ridge to Martinengo | 5,212.26 mi (8,388.31 km) |
| River Ridge to Martinsicuro | 5,482.66 mi (8,823.48 km) |
| River Ridge to Mascali | 5,727.91 mi (9,218.18 km) |
| River Ridge to Mascalucia | 5,727.83 mi (9,218.06 km) |
| River Ridge to Masera di Padova | 5,309.84 mi (8,545.37 km) |
| River Ridge to Maserada sul Piave | 5,313.97 mi (8,552.00 km) |
| River Ridge to Massa | 5,278.63 mi (8,495.13 km) |
| River Ridge to Massa Lombarda | 5,337.31 mi (8,589.57 km) |
| River Ridge to Massafra | 5,707.07 mi (9,184.65 km) |
| River Ridge to Massalubrense | 5,583.65 mi (8,986.02 km) |
