| Greenford to Melzo | 610.07 mi (981.81 km) |
| Greenford to Mendicino | 1,162.01 mi (1,870.07 km) |
| Greenford to Menfi | 1,160.06 mi (1,866.94 km) |
| Greenford to Mentana | 897.62 mi (1,444.58 km) |
| Greenford to Merano | 618.45 mi (995.29 km) |
| Greenford to Merate | 600.67 mi (966.68 km) |
| Greenford to Mercato San Severino | 1,032.75 mi (1,662.05 km) |
| Greenford to Mercogliano | 1,024.47 mi (1,648.72 km) |
| Greenford to Mesagne | 1,148.11 mi (1,847.70 km) |
| Greenford to Messina | 1,201.17 mi (1,933.09 km) |
| Greenford to Mestre | 709.81 mi (1,142.32 km) |
| Greenford to Mestrino | 694.42 mi (1,117.56 km) |
| Greenford to Milan | 604.24 mi (972.43 km) |
| Greenford to Milazzo | 1,190.06 mi (1,915.22 km) |
| Greenford to Minerbio | 723.61 mi (1,164.54 km) |
