| Backnang to Fiuggi | 526.68 mi (847.61 km) |
| Backnang to Fiume Veneto | 259.10 mi (416.98 km) |
| Backnang to Fiumefreddo di Sicilia | 822.23 mi (1,323.26 km) |
| Backnang to Fiumicino | 514.30 mi (827.68 km) |
| Backnang to Flero | 241.79 mi (389.13 km) |
| Backnang to Florence | 367.95 mi (592.16 km) |
| Backnang to Floridia | 868.46 mi (1,397.65 km) |
| Backnang to Foggia | 596.10 mi (959.33 km) |
| Backnang to Foiano della Chiana | 409.79 mi (659.50 km) |
| Backnang to Folignano | 469.11 mi (754.95 km) |
| Backnang to Foligno | 442.97 mi (712.90 km) |
| Backnang to Follonica | 421.32 mi (678.05 km) |
| Backnang to Fondi | 559.44 mi (900.34 km) |
| Backnang to Fontanafredda | 252.64 mi (406.58 km) |
| Backnang to Forli | 348.53 mi (560.91 km) |
