| Gujan-Mestras to Monticello Conte Otto | 619.68 mi (997.28 km) |
| Gujan-Mestras to Montichiari | 561.66 mi (903.91 km) |
| Gujan-Mestras to Montignoso | 556.44 mi (895.50 km) |
| Gujan-Mestras to Montopoli in Val d'Arno | 589.10 mi (948.06 km) |
| Gujan-Mestras to Monza | 508.08 mi (817.68 km) |
| Gujan-Mestras to Morbegno | 525.84 mi (846.26 km) |
| Gujan-Mestras to Mori | 591.60 mi (952.08 km) |
| Gujan-Mestras to Morlupo | 701.93 mi (1,129.64 km) |
| Gujan-Mestras to Morrovalle | 733.09 mi (1,179.79 km) |
| Gujan-Mestras to Mortara | 481.65 mi (775.14 km) |
| Gujan-Mestras to Mosciano Sant'Angelo | 757.03 mi (1,218.33 km) |
| Gujan-Mestras to Motta di Livenza | 669.53 mi (1,077.50 km) |
| Gujan-Mestras to Motta Sant'Anastasia | 967.35 mi (1,556.79 km) |
| Gujan-Mestras to Mottola | 958.39 mi (1,542.38 km) |
| Gujan-Mestras to Mozzate | 493.01 mi (793.42 km) |
