| South Portland to Medvode | 3,942.29 mi (6,344.50 km) |
| South Portland to Menges | 3,947.72 mi (6,353.25 km) |
| South Portland to Metlika | 3,996.93 mi (6,432.44 km) |
| South Portland to Mezica | 3,946.73 mi (6,351.65 km) |
| South Portland to Miklavz na Dravskem Polju | 3,981.72 mi (6,407.96 km) |
| South Portland to Miren | 3,917.50 mi (6,304.61 km) |
| South Portland to Mirna | 3,975.86 mi (6,398.53 km) |
| South Portland to Mirna Pec | 3,979.94 mi (6,405.10 km) |
| South Portland to Mislinja | 3,963.34 mi (6,378.38 km) |
| South Portland to Mokronog | 3,979.43 mi (6,404.27 km) |
| South Portland to Moravce | 3,955.90 mi (6,366.41 km) |
| South Portland to Moravske-Toplice | 3,996.44 mi (6,431.65 km) |
| South Portland to Mozirje | 3,957.44 mi (6,368.89 km) |
| South Portland to Murska Sobota | 3,994.89 mi (6,429.16 km) |
| South Portland to Muta | 3,956.09 mi (6,366.71 km) |
