| Altdorf to Montijo | 945.10 mi (1,520.99 km) |
| Altdorf to Montilla | 931.52 mi (1,499.13 km) |
| Altdorf to Montmelo | 484.07 mi (779.03 km) |
| Altdorf to Montornes del Valles | 484.08 mi (779.05 km) |
| Altdorf to Montoro | 900.25 mi (1,448.81 km) |
| Altdorf to Monzon | 538.99 mi (867.42 km) |
| Altdorf to Mora | 795.89 mi (1,280.87 km) |
| Altdorf to Moralzarzal | 759.07 mi (1,221.60 km) |
| Altdorf to Moron de la Frontera | 985.35 mi (1,585.77 km) |
| Altdorf to Mostoles | 769.83 mi (1,238.92 km) |
| Altdorf to Motril | 935.96 mi (1,506.28 km) |
| Altdorf to Muchamiel | 743.29 mi (1,196.21 km) |
| Altdorf to Mula | 797.47 mi (1,283.41 km) |
| Altdorf to Munguia | 609.38 mi (980.71 km) |
| Altdorf to Murcia | 788.94 mi (1,269.68 km) |
