| South Portland to Miedzychod | 3,781.15 mi (6,085.17 km) |
| South Portland to Miedzyrzec Podlaski | 4,054.86 mi (6,525.67 km) |
| South Portland to Miedzyrzecz | 3,775.05 mi (6,075.36 km) |
| South Portland to Mielec | 4,068.08 mi (6,546.94 km) |
| South Portland to Mikolow | 3,976.97 mi (6,400.31 km) |
| South Portland to Milanowek | 3,973.43 mi (6,394.61 km) |
| South Portland to Milicz | 3,868.59 mi (6,225.89 km) |
| South Portland to Minsk Mazowiecki | 4,003.68 mi (6,443.31 km) |
| South Portland to Mlawa | 3,927.46 mi (6,320.64 km) |
| South Portland to Mogilno | 3,855.75 mi (6,205.23 km) |
| South Portland to Monki | 4,004.38 mi (6,444.42 km) |
| South Portland to Morag | 3,884.53 mi (6,251.55 km) |
| South Portland to Mosina | 3,828.39 mi (6,161.20 km) |
| South Portland to Mragowo | 3,934.50 mi (6,331.97 km) |
| South Portland to Murowana Goslina | 3,824.19 mi (6,154.43 km) |
