| San Marino to Montijo | 5,756.97 mi (9,264.94 km) |
| San Marino to Montilla | 5,898.36 mi (9,492.49 km) |
| San Marino to Montmelo | 5,984.83 mi (9,631.66 km) |
| San Marino to Montornes del Valles | 5,985.96 mi (9,633.47 km) |
| San Marino to Montoro | 5,889.32 mi (9,477.95 km) |
| San Marino to Monzon | 5,891.04 mi (9,480.71 km) |
| San Marino to Mora | 5,839.10 mi (9,397.12 km) |
| San Marino to Moralzarzal | 5,786.80 mi (9,312.95 km) |
| San Marino to Moron de la Frontera | 5,884.55 mi (9,470.27 km) |
| San Marino to Mostoles | 5,806.25 mi (9,344.26 km) |
| San Marino to Motril | 5,982.51 mi (9,627.92 km) |
| San Marino to Muchamiel | 6,030.88 mi (9,705.77 km) |
| San Marino to Mula | 6,006.39 mi (9,666.35 km) |
| San Marino to Munguia | 5,709.53 mi (9,188.60 km) |
| San Marino to Murcia | 6,023.49 mi (9,693.88 km) |
