| Portici to Miedzyrzec Podlaski | 868.55 mi (1,397.80 km) |
| Portici to Miedzyrzecz | 805.60 mi (1,296.49 km) |
| Portici to Mielec | 737.64 mi (1,187.12 km) |
| Portici to Mikolow | 682.18 mi (1,097.87 km) |
| Portici to Milanowek | 837.13 mi (1,347.22 km) |
| Portici to Milicz | 753.34 mi (1,212.38 km) |
| Portici to Minsk Mazowiecki | 856.03 mi (1,377.65 km) |
| Portici to Mlawa | 895.09 mi (1,440.51 km) |
| Portici to Mogilno | 834.79 mi (1,343.47 km) |
| Portici to Monki | 954.65 mi (1,536.37 km) |
| Portici to Morag | 941.26 mi (1,514.81 km) |
| Portici to Mosina | 798.32 mi (1,284.77 km) |
| Portici to Mragowo | 957.40 mi (1,540.79 km) |
| Portici to Murowana Goslina | 821.33 mi (1,321.81 km) |
| Portici to Myslenice | 679.16 mi (1,093.01 km) |
