| Illertissen to Friesoythe | 345.90 mi (556.68 km) |
| Illertissen to Fritzlar | 204.66 mi (329.37 km) |
| Illertissen to Frohburg | 225.18 mi (362.39 km) |
| Illertissen to Frondenberg | 247.45 mi (398.23 km) |
| Illertissen to Fulda | 162.31 mi (261.21 km) |
| Illertissen to Fuldabruck | 212.43 mi (341.87 km) |
| Illertissen to Fuldatal | 217.80 mi (350.52 km) |
| Illertissen to Furstenau | 315.57 mi (507.86 km) |
| Illertissen to Furstenfeldbruck | 54.06 mi (87.00 km) |
| Illertissen to Furstenwalde | 336.24 mi (541.13 km) |
| Illertissen to Furth | 115.36 mi (185.65 km) |
| Illertissen to Furth | 95.90 mi (154.33 km) |
| Illertissen to Furth im Wald | 146.50 mi (235.77 km) |
| Illertissen to Furtwangen im Schwarzwald | 87.18 mi (140.30 km) |
| Illertissen to Fussen | 53.23 mi (85.66 km) |
