| Siena to Maisons-Alfort | 569.89 mi (917.15 km) |
| Siena to Maisons-Laffitte | 586.36 mi (943.65 km) |
| Siena to Maizieres-les-Metz | 476.00 mi (766.04 km) |
| Siena to Malakoff | 575.50 mi (926.17 km) |
| Siena to Mandelieu-la-Napoule | 220.97 mi (355.62 km) |
| Siena to Manosque | 279.90 mi (450.46 km) |
| Siena to Mantes-la-Jolie | 603.62 mi (971.43 km) |
| Siena to Mantes-la-Ville | 603.17 mi (970.70 km) |
| Siena to Marck | 686.16 mi (1,104.27 km) |
| Siena to Marcq-en-Baroeul | 638.45 mi (1,027.48 km) |
| Siena to Margny-les-Compiegne | 584.70 mi (940.98 km) |
| Siena to Marguerittes | 346.60 mi (557.81 km) |
| Siena to Marignane | 307.25 mi (494.47 km) |
| Siena to Marly | 467.58 mi (752.49 km) |
| Siena to Marly | 608.77 mi (979.71 km) |
