| Harstad to Montevarchi | 1,755.29 mi (2,824.87 km) |
| Harstad to Monticello Conte Otto | 1,612.54 mi (2,595.13 km) |
| Harstad to Montichiari | 1,630.27 mi (2,623.66 km) |
| Harstad to Montignoso | 1,727.57 mi (2,780.26 km) |
| Harstad to Montopoli in Val d'Arno | 1,749.03 mi (2,814.80 km) |
| Harstad to Monza | 1,624.49 mi (2,614.36 km) |
| Harstad to Morbegno | 1,585.15 mi (2,551.05 km) |
| Harstad to Mori | 1,597.76 mi (2,571.34 km) |
| Harstad to Morlupo | 1,847.73 mi (2,973.63 km) |
| Harstad to Morrovalle | 1,764.03 mi (2,838.93 km) |
| Harstad to Mortara | 1,650.37 mi (2,656.01 km) |
| Harstad to Mosciano Sant'Angelo | 1,802.54 mi (2,900.90 km) |
| Harstad to Motta di Livenza | 1,596.63 mi (2,569.53 km) |
| Harstad to Motta Sant'Anastasia | 2,163.52 mi (3,481.86 km) |
| Harstad to Mottola | 1,946.29 mi (3,132.25 km) |
