| Holyhead to Marsala | 1,345.59 mi (2,165.51 km) |
| Holyhead to Marsciano | 1,057.22 mi (1,701.44 km) |
| Holyhead to Martano | 1,402.81 mi (2,257.61 km) |
| Holyhead to Martellago | 922.06 mi (1,483.91 km) |
| Holyhead to Martina Franca | 1,343.09 mi (2,161.49 km) |
| Holyhead to Martinengo | 836.63 mi (1,346.43 km) |
| Holyhead to Martinsicuro | 1,112.89 mi (1,791.02 km) |
| Holyhead to Mascali | 1,431.48 mi (2,303.75 km) |
| Holyhead to Mascalucia | 1,437.21 mi (2,312.97 km) |
| Holyhead to Masera di Padova | 922.27 mi (1,484.24 km) |
| Holyhead to Maserada sul Piave | 918.60 mi (1,478.34 km) |
| Holyhead to Massa | 926.51 mi (1,491.08 km) |
| Holyhead to Massa Lombarda | 962.12 mi (1,548.38 km) |
| Holyhead to Massafra | 1,341.49 mi (2,158.92 km) |
| Holyhead to Massalubrense | 1,245.71 mi (2,004.78 km) |
