| Illzach to Fritzlar | 247.29 mi (397.98 km) |
| Illzach to Frohburg | 325.33 mi (523.57 km) |
| Illzach to Frondenberg | 255.62 mi (411.38 km) |
| Illzach to Fulda | 218.25 mi (351.25 km) |
| Illzach to Fuldabruck | 259.07 mi (416.94 km) |
| Illzach to Fuldatal | 264.99 mi (426.46 km) |
| Illzach to Furstenau | 327.43 mi (526.94 km) |
| Illzach to Furstenfeldbruck | 182.76 mi (294.12 km) |
| Illzach to Furstenwalde | 434.49 mi (699.25 km) |
| Illzach to Furth | 144.63 mi (232.77 km) |
| Illzach to Furth | 203.34 mi (327.25 km) |
| Illzach to Furth im Wald | 272.39 mi (438.37 km) |
| Illzach to Furtwangen im Schwarzwald | 43.97 mi (70.76 km) |
| Illzach to Fussen | 156.64 mi (252.09 km) |
| Illzach to Gaggenau | 83.53 mi (134.42 km) |
