| Castel Bolognese to Miedzyrzec Podlaski | 731.22 mi (1,176.79 km) |
| Castel Bolognese to Miedzyrzecz | 587.91 mi (946.14 km) |
| Castel Bolognese to Mielec | 610.41 mi (982.36 km) |
| Castel Bolognese to Mikolow | 523.24 mi (842.08 km) |
| Castel Bolognese to Milanowek | 676.36 mi (1,088.49 km) |
| Castel Bolognese to Milicz | 559.15 mi (899.86 km) |
| Castel Bolognese to Minsk Mazowiecki | 703.95 mi (1,132.90 km) |
| Castel Bolognese to Mlawa | 721.51 mi (1,161.15 km) |
| Castel Bolognese to Mogilno | 640.41 mi (1,030.64 km) |
| Castel Bolognese to Monki | 801.03 mi (1,289.13 km) |
| Castel Bolognese to Morag | 757.32 mi (1,218.79 km) |
| Castel Bolognese to Mosina | 594.63 mi (956.96 km) |
| Castel Bolognese to Mragowo | 785.98 mi (1,264.91 km) |
| Castel Bolognese to Murowana Goslina | 617.74 mi (994.15 km) |
| Castel Bolognese to Myslenice | 539.80 mi (868.73 km) |
