| Bad Honnef am Rhein to Meppen | 141.57 mi (227.84 km) |
| Bad Honnef am Rhein to Merchweiler | 89.07 mi (143.35 km) |
| Bad Honnef am Rhein to Mering | 235.70 mi (379.32 km) |
| Bad Honnef am Rhein to Merseburg | 212.91 mi (342.64 km) |
| Bad Honnef am Rhein to Merzenich | 33.08 mi (53.24 km) |
| Bad Honnef am Rhein to Merzig | 86.89 mi (139.84 km) |
| Bad Honnef am Rhein to Meschede | 66.95 mi (107.75 km) |
| Bad Honnef am Rhein to Messkirch | 201.95 mi (325.01 km) |
| Bad Honnef am Rhein to Messstetten | 187.28 mi (301.40 km) |
| Bad Honnef am Rhein to Mettingen | 117.93 mi (189.80 km) |
| Bad Honnef am Rhein to Mettlach | 84.44 mi (135.89 km) |
| Bad Honnef am Rhein to Mettmann | 43.31 mi (69.70 km) |
| Bad Honnef am Rhein to Metzingen | 172.39 mi (277.43 km) |
| Bad Honnef am Rhein to Meuselwitz | 223.03 mi (358.93 km) |
| Bad Honnef am Rhein to Michelstadt | 103.17 mi (166.04 km) |
