| Siena to Bad Mergentheim | 433.54 mi (697.72 km) |
| Siena to Bad Munder am Deister | 619.65 mi (997.22 km) |
| Siena to Bad Munstereifel | 544.04 mi (875.55 km) |
| Siena to Bad Nauheim | 501.96 mi (807.83 km) |
| Siena to Bad Nenndorf | 629.61 mi (1,013.26 km) |
| Siena to Bad Neuenahr-Ahrweiler | 537.27 mi (864.66 km) |
| Siena to Bad Neustadt | 486.75 mi (783.35 km) |
| Siena to Bad Oeynhausen | 624.72 mi (1,005.40 km) |
| Siena to Bad Oldesloe | 726.33 mi (1,168.91 km) |
| Siena to Bad Orb | 485.72 mi (781.69 km) |
| Siena to Bad Pyrmont | 606.54 mi (976.14 km) |
| Siena to Bad Rappenau | 422.30 mi (679.63 km) |
| Siena to Bad Reichenhall | 313.49 mi (504.52 km) |
| Siena to Bad Sackingen | 335.13 mi (539.34 km) |
| Siena to Bad Salzdetfurth | 607.45 mi (977.60 km) |
