| Porvoo to Monticello Conte Otto | 1,172.44 mi (1,886.86 km) |
| Porvoo to Montichiari | 1,208.34 mi (1,944.63 km) |
| Porvoo to Montignoso | 1,300.70 mi (2,093.27 km) |
| Porvoo to Montopoli in Val d'Arno | 1,311.23 mi (2,110.22 km) |
| Porvoo to Monza | 1,222.13 mi (1,966.83 km) |
| Porvoo to Morbegno | 1,181.93 mi (1,902.14 km) |
| Porvoo to Mori | 1,168.96 mi (1,881.26 km) |
| Porvoo to Morlupo | 1,377.43 mi (2,216.76 km) |
| Porvoo to Morrovalle | 1,282.91 mi (2,064.65 km) |
| Porvoo to Mortara | 1,254.28 mi (2,018.57 km) |
| Porvoo to Mosciano Sant'Angelo | 1,315.25 mi (2,116.69 km) |
| Porvoo to Motta di Livenza | 1,141.17 mi (1,836.53 km) |
| Porvoo to Motta Sant'Anastasia | 1,649.78 mi (2,655.07 km) |
| Porvoo to Mottola | 1,414.23 mi (2,275.98 km) |
| Porvoo to Mozzate | 1,223.26 mi (1,968.65 km) |
