| Porvoo to Marmande | 1,517.28 mi (2,441.82 km) |
| Porvoo to Maromme | 1,222.00 mi (1,966.63 km) |
| Porvoo to Marquette-les-Lille | 1,100.44 mi (1,770.98 km) |
| Porvoo to Marseille | 1,452.03 mi (2,336.81 km) |
| Porvoo to Martigues | 1,453.23 mi (2,338.74 km) |
| Porvoo to Massy | 1,224.17 mi (1,970.10 km) |
| Porvoo to Maubeuge | 1,093.44 mi (1,759.72 km) |
| Porvoo to Mauguio | 1,466.30 mi (2,359.79 km) |
| Porvoo to Mauleon | 1,409.73 mi (2,268.75 km) |
| Porvoo to Maurepas | 1,232.08 mi (1,982.84 km) |
| Porvoo to Maxeville | 1,115.19 mi (1,794.73 km) |
| Porvoo to Mayenne | 1,332.85 mi (2,145.01 km) |
| Porvoo to Mazamet | 1,515.71 mi (2,439.30 km) |
| Porvoo to Meaux | 1,193.97 mi (1,921.51 km) |
| Porvoo to Melun | 1,222.92 mi (1,968.09 km) |
