| Serris to Montilla | 862.84 mi (1,388.61 km) |
| Serris to Montmelo | 505.17 mi (812.99 km) |
| Serris to Montornes del Valles | 505.84 mi (814.07 km) |
| Serris to Montoro | 829.94 mi (1,335.66 km) |
| Serris to Monzon | 496.13 mi (798.44 km) |
| Serris to Mora | 711.44 mi (1,144.96 km) |
| Serris to Moralzarzal | 654.65 mi (1,053.55 km) |
| Serris to Moron de la Frontera | 910.13 mi (1,464.71 km) |
| Serris to Mostoles | 673.12 mi (1,083.29 km) |
| Serris to Motril | 894.63 mi (1,439.77 km) |
| Serris to Muchamiel | 739.22 mi (1,189.66 km) |
| Serris to Mula | 777.06 mi (1,250.56 km) |
| Serris to Munguia | 465.89 mi (749.78 km) |
| Serris to Murcia | 776.07 mi (1,248.97 km) |
| Serris to Muro del Alcoy | 714.35 mi (1,149.63 km) |
