| Grenzach-Wyhlen to Monchengladbach | 258.03 mi (415.25 km) |
| Grenzach-Wyhlen to Monschau | 217.33 mi (349.76 km) |
| Grenzach-Wyhlen to Montabaur | 199.53 mi (321.12 km) |
| Grenzach-Wyhlen to Moosburg | 207.40 mi (333.78 km) |
| Grenzach-Wyhlen to Morbach | 158.44 mi (254.98 km) |
| Grenzach-Wyhlen to Morfelden-Walldorf | 174.31 mi (280.53 km) |
| Grenzach-Wyhlen to Morlenbach | 149.78 mi (241.05 km) |
| Grenzach-Wyhlen to Morsbach | 229.06 mi (368.63 km) |
| Grenzach-Wyhlen to Mosbach | 141.85 mi (228.28 km) |
| Grenzach-Wyhlen to Mosigkau | 359.44 mi (578.47 km) |
| Grenzach-Wyhlen to Mossingen | 87.58 mi (140.94 km) |
| Grenzach-Wyhlen to Much | 232.79 mi (374.64 km) |
| Grenzach-Wyhlen to Mucheln | 318.79 mi (513.05 km) |
| Grenzach-Wyhlen to Muhlacker | 110.82 mi (178.35 km) |
| Grenzach-Wyhlen to Muhldorf | 230.30 mi (370.63 km) |
