| Siena to Rouvroy | 629.67 mi (1,013.36 km) |
| Siena to Royan | 629.85 mi (1,013.65 km) |
| Siena to Rueil-Malmaison | 582.07 mi (936.76 km) |
| Siena to Rumilly | 318.10 mi (511.93 km) |
| Siena to Sable-sur-Sarthe | 643.92 mi (1,036.28 km) |
| Siena to Saint-Amand-les-Eaux | 617.34 mi (993.51 km) |
| Siena to Saint-Amand-Montrond | 490.66 mi (789.65 km) |
| Siena to Saint-Andre | 639.40 mi (1,029.01 km) |
| Siena to Saint-Andre-de-Cubzac | 594.61 mi (956.93 km) |
| Siena to Saint-Andre-les-Vergers | 489.90 mi (788.41 km) |
| Siena to Saint-Ave | 743.61 mi (1,196.72 km) |
| Siena to Saint-Avertin | 585.35 mi (942.03 km) |
| Siena to Saint-Avold | 456.60 mi (734.83 km) |
| Siena to Saint-Barthelemy-d'Anjou | 640.53 mi (1,030.83 km) |
| Siena to Saint-Brevin-les-Pins | 708.94 mi (1,140.93 km) |
