| Greenock to Mancha Real | 1,256.12 mi (2,021.53 km) |
| Greenock to Manilva | 1,352.12 mi (2,176.02 km) |
| Greenock to Manises | 1,154.72 mi (1,858.35 km) |
| Greenock to Manlleu | 1,014.20 mi (1,632.20 km) |
| Greenock to Manresa | 1,026.35 mi (1,651.75 km) |
| Greenock to Manzanares | 1,173.12 mi (1,887.96 km) |
| Greenock to Manzanares el Real | 1,052.59 mi (1,693.98 km) |
| Greenock to Maracena | 1,296.57 mi (2,086.63 km) |
| Greenock to Marbella | 1,342.72 mi (2,160.90 km) |
| Greenock to Marchena | 1,286.65 mi (2,070.66 km) |
| Greenock to Marin | 953.00 mi (1,533.71 km) |
| Greenock to Marratxi | 1,177.89 mi (1,895.63 km) |
| Greenock to Martorell | 1,044.52 mi (1,680.99 km) |
| Greenock to Martos | 1,260.34 mi (2,028.33 km) |
| Greenock to Masamagrell | 1,149.73 mi (1,850.31 km) |
