| Siena to Friesoythe | 688.99 mi (1,108.82 km) |
| Siena to Fritzlar | 548.39 mi (882.55 km) |
| Siena to Frohburg | 537.69 mi (865.32 km) |
| Siena to Frondenberg | 587.34 mi (945.23 km) |
| Siena to Fulda | 505.75 mi (813.93 km) |
| Siena to Fuldabruck | 555.92 mi (894.67 km) |
| Siena to Fuldatal | 561.19 mi (903.14 km) |
| Siena to Furstenau | 657.59 mi (1,058.29 km) |
| Siena to Furstenfeldbruck | 335.78 mi (540.38 km) |
| Siena to Furstenwalde | 637.80 mi (1,026.44 km) |
| Siena to Furth | 453.94 mi (730.55 km) |
| Siena to Furth | 425.11 mi (684.14 km) |
| Siena to Furth im Wald | 420.16 mi (676.17 km) |
| Siena to Furtwangen im Schwarzwald | 359.93 mi (579.26 km) |
| Siena to Fussen | 295.12 mi (474.96 km) |
