| Swallownest to Montijo | 1,029.49 mi (1,656.80 km) |
| Swallownest to Montilla | 1,101.64 mi (1,772.91 km) |
| Swallownest to Montmelo | 832.47 mi (1,339.73 km) |
| Swallownest to Montornes del Valles | 833.33 mi (1,341.11 km) |
| Swallownest to Montoro | 1,070.25 mi (1,722.40 km) |
| Swallownest to Monzon | 794.37 mi (1,278.41 km) |
| Swallownest to Mora | 952.09 mi (1,532.24 km) |
| Swallownest to Moralzarzal | 885.25 mi (1,424.68 km) |
| Swallownest to Moron de la Frontera | 1,139.41 mi (1,833.71 km) |
| Swallownest to Mostoles | 908.04 mi (1,461.35 km) |
| Swallownest to Motril | 1,152.63 mi (1,854.98 km) |
| Swallownest to Muchamiel | 1,033.70 mi (1,663.58 km) |
| Swallownest to Mula | 1,058.57 mi (1,703.60 km) |
| Swallownest to Munguia | 694.94 mi (1,118.39 km) |
| Swallownest to Murcia | 1,062.43 mi (1,709.82 km) |
