| San Gwann to Montilla | 1,062.55 mi (1,710.02 km) |
| San Gwann to Montmelo | 764.77 mi (1,230.78 km) |
| San Gwann to Montornes del Valles | 763.67 mi (1,229.01 km) |
| San Gwann to Montoro | 1,049.59 mi (1,689.15 km) |
| San Gwann to Monzon | 871.34 mi (1,402.29 km) |
| San Gwann to Mora | 1,028.22 mi (1,654.77 km) |
| San Gwann to Moralzarzal | 1,050.83 mi (1,691.15 km) |
| San Gwann to Moron de la Frontera | 1,107.85 mi (1,782.92 km) |
| San Gwann to Mostoles | 1,040.74 mi (1,674.90 km) |
| San Gwann to Motril | 1,001.88 mi (1,612.37 km) |
| San Gwann to Muchamiel | 838.78 mi (1,349.89 km) |
| San Gwann to Mula | 892.54 mi (1,436.40 km) |
| San Gwann to Munguia | 1,052.77 mi (1,694.26 km) |
| San Gwann to Murcia | 872.68 mi (1,404.44 km) |
| San Gwann to Muro del Alcoy | 841.86 mi (1,354.84 km) |
