| South Portland to Moncalieri | 3,697.84 mi (5,951.10 km) |
| South Portland to Mondolfo | 3,972.67 mi (6,393.39 km) |
| South Portland to Mondovi | 3,723.90 mi (5,993.04 km) |
| South Portland to Monesiglio | 3,734.10 mi (6,009.45 km) |
| South Portland to Monfalcone | 3,917.82 mi (6,305.12 km) |
| South Portland to Monopoli | 4,257.94 mi (6,852.49 km) |
| South Portland to Monreale | 4,194.30 mi (6,750.07 km) |
| South Portland to Monselice | 3,863.05 mi (6,216.98 km) |
| South Portland to Monserrato | 3,963.47 mi (6,378.59 km) |
| South Portland to Monsummano | 3,870.90 mi (6,229.61 km) |
| South Portland to Montagnana | 3,851.08 mi (6,197.71 km) |
| South Portland to Montale | 3,877.15 mi (6,239.67 km) |
| South Portland to Montalto di Castro | 3,958.77 mi (6,371.02 km) |
| South Portland to Montalto Uffugo | 4,269.27 mi (6,870.73 km) |
| South Portland to Monte Compatri | 4,028.07 mi (6,482.55 km) |
