| Bad Salzdetfurth to Montilla | 1,226.30 mi (1,973.55 km) |
| Bad Salzdetfurth to Montmelo | 812.55 mi (1,307.68 km) |
| Bad Salzdetfurth to Montornes del Valles | 812.84 mi (1,308.15 km) |
| Bad Salzdetfurth to Montoro | 1,193.60 mi (1,920.91 km) |
| Bad Salzdetfurth to Monzon | 838.89 mi (1,350.07 km) |
| Bad Salzdetfurth to Mora | 1,078.59 mi (1,735.82 km) |
| Bad Salzdetfurth to Moralzarzal | 1,027.62 mi (1,653.80 km) |
| Bad Salzdetfurth to Moron de la Frontera | 1,276.72 mi (2,054.69 km) |
| Bad Salzdetfurth to Mostoles | 1,043.90 mi (1,680.00 km) |
| Bad Salzdetfurth to Motril | 1,246.64 mi (2,006.28 km) |
| Bad Salzdetfurth to Muchamiel | 1,069.15 mi (1,720.63 km) |
| Bad Salzdetfurth to Mula | 1,116.70 mi (1,797.16 km) |
| Bad Salzdetfurth to Munguia | 845.86 mi (1,361.28 km) |
| Bad Salzdetfurth to Murcia | 1,111.65 mi (1,789.03 km) |
| Bad Salzdetfurth to Muro del Alcoy | 1,046.01 mi (1,683.39 km) |
