| Grangemouth to Melzo | 922.57 mi (1,484.73 km) |
| Grangemouth to Mendicino | 1,471.58 mi (2,368.28 km) |
| Grangemouth to Menfi | 1,487.79 mi (2,394.36 km) |
| Grangemouth to Mentana | 1,212.18 mi (1,950.82 km) |
| Grangemouth to Merano | 906.83 mi (1,459.40 km) |
| Grangemouth to Merate | 911.51 mi (1,466.93 km) |
| Grangemouth to Mercato San Severino | 1,342.47 mi (2,160.50 km) |
| Grangemouth to Mercogliano | 1,333.64 mi (2,146.28 km) |
| Grangemouth to Mesagne | 1,443.10 mi (2,322.44 km) |
| Grangemouth to Messina | 1,517.63 mi (2,442.39 km) |
| Grangemouth to Mestre | 1,002.76 mi (1,613.79 km) |
| Grangemouth to Mestrino | 991.10 mi (1,595.03 km) |
| Grangemouth to Milan | 918.48 mi (1,478.15 km) |
| Grangemouth to Milazzo | 1,507.77 mi (2,426.51 km) |
| Grangemouth to Minerbio | 1,029.27 mi (1,656.45 km) |
