| Runcorn to Melzo | 767.32 mi (1,234.88 km) |
| Runcorn to Mendicino | 1,319.49 mi (2,123.51 km) |
| Runcorn to Menfi | 1,320.52 mi (2,125.17 km) |
| Runcorn to Mentana | 1,055.95 mi (1,699.39 km) |
| Runcorn to Merano | 767.98 mi (1,235.95 km) |
| Runcorn to Merate | 757.43 mi (1,218.96 km) |
| Runcorn to Mercato San Severino | 1,190.12 mi (1,915.31 km) |
| Runcorn to Mercogliano | 1,181.69 mi (1,901.75 km) |
| Runcorn to Mesagne | 1,301.64 mi (2,094.79 km) |
| Runcorn to Messina | 1,360.17 mi (2,188.98 km) |
| Runcorn to Mestre | 861.43 mi (1,386.34 km) |
| Runcorn to Mestrino | 847.21 mi (1,363.45 km) |
| Runcorn to Milan | 761.93 mi (1,226.21 km) |
| Runcorn to Milazzo | 1,349.29 mi (2,171.47 km) |
| Runcorn to Minerbio | 879.28 mi (1,415.07 km) |
