| Southall to Melzo | 610.26 mi (982.12 km) |
| Southall to Mendicino | 1,162.16 mi (1,870.32 km) |
| Southall to Menfi | 1,159.90 mi (1,866.68 km) |
| Southall to Mentana | 897.73 mi (1,444.76 km) |
| Southall to Merano | 618.97 mi (996.13 km) |
| Southall to Merate | 600.89 mi (967.04 km) |
| Southall to Mercato San Severino | 1,032.92 mi (1,662.32 km) |
| Southall to Mercogliano | 1,024.64 mi (1,649.00 km) |
| Southall to Mesagne | 1,148.45 mi (1,848.26 km) |
| Southall to Messina | 1,201.22 mi (1,933.17 km) |
| Southall to Mestre | 710.25 mi (1,143.03 km) |
| Southall to Mestrino | 694.82 mi (1,118.20 km) |
| Southall to Milan | 604.41 mi (972.70 km) |
| Southall to Milazzo | 1,190.09 mi (1,915.27 km) |
| Southall to Minerbio | 723.88 mi (1,164.97 km) |
