| Castel Bolognese to Manfredonia | 278.65 mi (448.45 km) |
| Castel Bolognese to Maniago | 135.38 mi (217.87 km) |
| Castel Bolognese to Mantova | 76.27 mi (122.75 km) |
| Castel Bolognese to Maranello | 48.42 mi (77.93 km) |
| Castel Bolognese to Marano di Napoli | 265.33 mi (427.01 km) |
| Castel Bolognese to Marano Vicentino | 97.24 mi (156.49 km) |
| Castel Bolognese to Marcianise | 259.96 mi (418.36 km) |
| Castel Bolognese to Marcon | 88.93 mi (143.12 km) |
| Castel Bolognese to Mareno di Piave | 108.70 mi (174.94 km) |
| Castel Bolognese to Margherita di Savoia | 300.10 mi (482.97 km) |
| Castel Bolognese to Mariano Comense | 159.59 mi (256.84 km) |
| Castel Bolognese to Marigliano | 269.78 mi (434.16 km) |
| Castel Bolognese to Marino | 181.54 mi (292.16 km) |
| Castel Bolognese to Marostica | 98.98 mi (159.29 km) |
| Castel Bolognese to Marsala | 451.60 mi (726.78 km) |
