| Gourock to Manerbio | 977.63 mi (1,573.34 km) |
| Gourock to Manfredonia | 1,356.96 mi (2,183.81 km) |
| Gourock to Maniago | 1,013.12 mi (1,630.46 km) |
| Gourock to Mantova | 1,008.33 mi (1,622.75 km) |
| Gourock to Maranello | 1,045.31 mi (1,682.26 km) |
| Gourock to Marano di Napoli | 1,347.50 mi (2,168.60 km) |
| Gourock to Marano Vicentino | 997.75 mi (1,605.72 km) |
| Gourock to Marcianise | 1,343.14 mi (2,161.58 km) |
| Gourock to Marcon | 1,032.06 mi (1,660.94 km) |
| Gourock to Mareno di Piave | 1,018.55 mi (1,639.21 km) |
| Gourock to Margherita di Savoia | 1,378.95 mi (2,219.21 km) |
| Gourock to Mariano Comense | 932.03 mi (1,499.95 km) |
| Gourock to Marigliano | 1,353.22 mi (2,177.80 km) |
| Gourock to Marino | 1,254.49 mi (2,018.91 km) |
| Gourock to Marostica | 1,002.06 mi (1,612.67 km) |
