| Castalla to Friesoythe | 1,076.13 mi (1,731.86 km) |
| Castalla to Fritzlar | 991.89 mi (1,596.29 km) |
| Castalla to Frohburg | 1,074.07 mi (1,728.55 km) |
| Castalla to Frondenberg | 978.79 mi (1,575.22 km) |
| Castalla to Fulda | 968.22 mi (1,558.21 km) |
| Castalla to Fuldabruck | 1,004.34 mi (1,616.33 km) |
| Castalla to Fuldatal | 1,010.06 mi (1,625.54 km) |
| Castalla to Furstenau | 1,041.28 mi (1,675.78 km) |
| Castalla to Furstenfeldbruck | 890.59 mi (1,433.27 km) |
| Castalla to Furstenwalde | 1,184.64 mi (1,906.49 km) |
| Castalla to Furth | 894.51 mi (1,439.58 km) |
| Castalla to Furth | 946.45 mi (1,523.17 km) |
| Castalla to Furth im Wald | 996.75 mi (1,604.12 km) |
| Castalla to Furtwangen im Schwarzwald | 789.95 mi (1,271.31 km) |
| Castalla to Fussen | 842.87 mi (1,356.47 km) |
