| Grottaferrata to Montilla | 962.94 mi (1,549.70 km) |
| Grottaferrata to Montmelo | 537.78 mi (865.48 km) |
| Grottaferrata to Montornes del Valles | 536.97 mi (864.17 km) |
| Grottaferrata to Montoro | 938.98 mi (1,511.15 km) |
| Grottaferrata to Monzon | 641.89 mi (1,033.03 km) |
| Grottaferrata to Mora | 871.93 mi (1,403.24 km) |
| Grottaferrata to Moralzarzal | 866.75 mi (1,394.90 km) |
| Grottaferrata to Moron de la Frontera | 1,016.87 mi (1,636.49 km) |
| Grottaferrata to Mostoles | 866.09 mi (1,393.83 km) |
| Grottaferrata to Motril | 931.43 mi (1,498.99 km) |
| Grottaferrata to Muchamiel | 730.52 mi (1,175.66 km) |
| Grottaferrata to Mula | 792.77 mi (1,275.84 km) |
| Grottaferrata to Munguia | 795.84 mi (1,280.78 km) |
| Grottaferrata to Murcia | 776.38 mi (1,249.46 km) |
| Grottaferrata to Muro del Alcoy | 720.63 mi (1,159.75 km) |
