| Mercer Island to Montevarchi | 5,543.34 mi (8,921.14 km) |
| Mercer Island to Monticello Conte Otto | 5,419.35 mi (8,721.60 km) |
| Mercer Island to Montichiari | 5,401.36 mi (8,692.66 km) |
| Mercer Island to Montignoso | 5,479.09 mi (8,817.75 km) |
| Mercer Island to Montopoli in Val d'Arno | 5,514.63 mi (8,874.95 km) |
| Mercer Island to Monza | 5,363.69 mi (8,632.02 km) |
| Mercer Island to Morbegno | 5,338.45 mi (8,591.40 km) |
| Mercer Island to Mori | 5,389.92 mi (8,674.24 km) |
| Mercer Island to Morlupo | 5,649.97 mi (9,092.75 km) |
| Mercer Island to Morrovalle | 5,605.15 mi (9,020.62 km) |
| Mercer Island to Mortara | 5,370.20 mi (8,642.50 km) |
| Mercer Island to Mosciano Sant'Angelo | 5,646.81 mi (9,087.66 km) |
| Mercer Island to Motta di Livenza | 5,432.91 mi (8,743.43 km) |
| Mercer Island to Motta Sant'Anastasia | 5,994.46 mi (9,647.15 km) |
| Mercer Island to Mottola | 5,851.17 mi (9,416.55 km) |
