| River Grove to Mengen | 4,437.43 mi (7,141.36 km) |
| River Grove to Meppen | 4,186.06 mi (6,736.81 km) |
| River Grove to Merchweiler | 4,300.99 mi (6,921.77 km) |
| River Grove to Mering | 4,491.11 mi (7,227.75 km) |
| River Grove to Merseburg | 4,403.73 mi (7,087.13 km) |
| River Grove to Merzenich | 4,226.48 mi (6,801.86 km) |
| River Grove to Merzig | 4,280.89 mi (6,889.43 km) |
| River Grove to Meschede | 4,271.29 mi (6,873.97 km) |
| River Grove to Messkirch | 4,431.44 mi (7,131.71 km) |
| River Grove to Messstetten | 4,418.35 mi (7,110.65 km) |
| River Grove to Mettingen | 4,217.25 mi (6,787.01 km) |
| River Grove to Mettlach | 4,278.60 mi (6,885.74 km) |
| River Grove to Mettmann | 4,227.07 mi (6,802.82 km) |
| River Grove to Metzingen | 4,416.55 mi (7,107.75 km) |
| River Grove to Meuselwitz | 4,426.75 mi (7,124.16 km) |
