| Grenchen to Montijo | 907.56 mi (1,460.58 km) |
| Grenchen to Montilla | 902.10 mi (1,451.80 km) |
| Grenchen to Montmelo | 464.77 mi (747.98 km) |
| Grenchen to Montornes del Valles | 464.93 mi (748.23 km) |
| Grenchen to Montoro | 870.27 mi (1,400.56 km) |
| Grenchen to Monzon | 508.52 mi (818.39 km) |
| Grenchen to Mora | 762.31 mi (1,226.82 km) |
| Grenchen to Moralzarzal | 721.59 mi (1,161.28 km) |
| Grenchen to Moron de la Frontera | 955.16 mi (1,537.18 km) |
| Grenchen to Mostoles | 733.80 mi (1,180.93 km) |
| Grenchen to Motril | 911.73 mi (1,467.29 km) |
| Grenchen to Muchamiel | 724.28 mi (1,165.61 km) |
| Grenchen to Mula | 775.90 mi (1,248.70 km) |
| Grenchen to Munguia | 563.57 mi (906.98 km) |
| Grenchen to Murcia | 768.76 mi (1,237.21 km) |
