| South Portland to Mengen | 3,669.15 mi (5,904.93 km) |
| South Portland to Meppen | 3,452.68 mi (5,556.56 km) |
| South Portland to Merchweiler | 3,536.40 mi (5,691.29 km) |
| South Portland to Mering | 3,730.04 mi (6,002.92 km) |
| South Portland to Merseburg | 3,672.83 mi (5,910.85 km) |
| South Portland to Merzenich | 3,473.18 mi (5,589.55 km) |
| South Portland to Merzig | 3,515.71 mi (5,657.99 km) |
| South Portland to Meschede | 3,528.22 mi (5,678.12 km) |
| South Portland to Messkirch | 3,661.99 mi (5,893.40 km) |
| South Portland to Messstetten | 3,649.94 mi (5,874.01 km) |
| South Portland to Mettingen | 3,481.72 mi (5,603.28 km) |
| South Portland to Mettlach | 3,513.71 mi (5,654.78 km) |
| South Portland to Mettmann | 3,479.00 mi (5,598.91 km) |
| South Portland to Metzingen | 3,652.10 mi (5,877.49 km) |
| South Portland to Meuselwitz | 3,694.12 mi (5,945.11 km) |
