| Seia to Montevarchi | 1,010.50 mi (1,626.23 km) |
| Seia to Monticello Conte Otto | 1,034.82 mi (1,665.39 km) |
| Seia to Montichiari | 975.76 mi (1,570.33 km) |
| Seia to Montignoso | 945.35 mi (1,521.39 km) |
| Seia to Montopoli in Val d'Arno | 970.76 mi (1,562.29 km) |
| Seia to Monza | 926.65 mi (1,491.29 km) |
| Seia to Morbegno | 951.50 mi (1,531.29 km) |
| Seia to Mori | 1,011.01 mi (1,627.07 km) |
| Seia to Morlupo | 1,053.40 mi (1,695.28 km) |
| Seia to Morrovalle | 1,110.13 mi (1,786.58 km) |
| Seia to Mortara | 895.80 mi (1,441.64 km) |
| Seia to Mosciano Sant'Angelo | 1,123.91 mi (1,808.76 km) |
| Seia to Motta di Livenza | 1,085.83 mi (1,747.48 km) |
| Seia to Motta Sant'Anastasia | 1,231.01 mi (1,981.12 km) |
| Seia to Mottola | 1,294.83 mi (2,083.83 km) |
