| Altena to Monticello Conte Otto | 432.65 mi (696.28 km) |
| Altena to Montichiari | 425.27 mi (684.41 km) |
| Altena to Montignoso | 516.42 mi (831.10 km) |
| Altena to Montopoli in Val d'Arno | 546.58 mi (879.63 km) |
| Altena to Monza | 401.75 mi (646.55 km) |
| Altena to Morbegno | 367.31 mi (591.12 km) |
| Altena to Mori | 405.83 mi (653.12 km) |
| Altena to Morlupo | 672.50 mi (1,082.28 km) |
| Altena to Morrovalle | 616.84 mi (992.70 km) |
| Altena to Mortara | 420.96 mi (677.47 km) |
| Altena to Mosciano Sant'Angelo | 658.76 mi (1,060.16 km) |
| Altena to Motta di Livenza | 443.15 mi (713.17 km) |
| Altena to Motta Sant'Anastasia | 1,018.07 mi (1,638.43 km) |
| Altena to Mottola | 861.87 mi (1,387.04 km) |
| Altena to Mozzate | 392.48 mi (631.64 km) |
