| Southall to Manerbio | 641.08 mi (1,031.73 km) |
| Southall to Manfredonia | 1,027.76 mi (1,654.02 km) |
| Southall to Maniago | 699.19 mi (1,125.23 km) |
| Southall to Mantova | 673.99 mi (1,084.69 km) |
| Southall to Maranello | 707.44 mi (1,138.52 km) |
| Southall to Marano di Napoli | 1,007.54 mi (1,621.48 km) |
| Southall to Marano Vicentino | 671.31 mi (1,080.37 km) |
| Southall to Marcianise | 1,004.16 mi (1,616.03 km) |
| Southall to Marcon | 709.67 mi (1,142.11 km) |
| Southall to Mareno di Piave | 699.08 mi (1,125.06 km) |
| Southall to Margherita di Savoia | 1,049.48 mi (1,688.98 km) |
| Southall to Mariano Comense | 592.48 mi (953.50 km) |
| Southall to Marigliano | 1,014.45 mi (1,632.59 km) |
| Southall to Marino | 911.82 mi (1,467.43 km) |
| Southall to Marostica | 677.38 mi (1,090.13 km) |
