| Keystone to Mengen | 4,883.67 mi (7,859.50 km) |
| Keystone to Meppen | 4,692.27 mi (7,551.48 km) |
| Keystone to Merchweiler | 4,755.48 mi (7,653.20 km) |
| Keystone to Mering | 4,949.26 mi (7,965.07 km) |
| Keystone to Merseburg | 4,911.57 mi (7,904.40 km) |
| Keystone to Merzenich | 4,700.90 mi (7,565.37 km) |
| Keystone to Merzig | 4,734.61 mi (7,619.62 km) |
| Keystone to Meschede | 4,761.64 mi (7,663.12 km) |
| Keystone to Messkirch | 4,875.68 mi (7,846.64 km) |
| Keystone to Messstetten | 4,864.61 mi (7,828.83 km) |
| Keystone to Mettingen | 4,719.87 mi (7,595.90 km) |
| Keystone to Mettlach | 4,732.86 mi (7,616.81 km) |
| Keystone to Mettmann | 4,709.96 mi (7,579.95 km) |
| Keystone to Metzingen | 4,869.79 mi (7,837.18 km) |
| Keystone to Meuselwitz | 4,931.74 mi (7,936.86 km) |
