| Ironton to Friesoythe | 4,176.42 mi (6,721.29 km) |
| Ironton to Fritzlar | 4,289.31 mi (6,902.97 km) |
| Ironton to Frohburg | 4,416.26 mi (7,107.29 km) |
| Ironton to Frondenberg | 4,220.32 mi (6,791.94 km) |
| Ironton to Fulda | 4,323.32 mi (6,957.71 km) |
| Ironton to Fuldabruck | 4,292.67 mi (6,908.38 km) |
| Ironton to Fuldatal | 4,291.65 mi (6,906.74 km) |
| Ironton to Furstenau | 4,184.47 mi (6,734.26 km) |
| Ironton to Furstenfeldbruck | 4,465.53 mi (7,186.58 km) |
| Ironton to Furstenwalde | 4,426.94 mi (7,124.47 km) |
| Ironton to Furth | 4,317.79 mi (6,948.81 km) |
| Ironton to Furth | 4,411.03 mi (7,098.87 km) |
| Ironton to Furth im Wald | 4,488.03 mi (7,222.79 km) |
| Ironton to Furtwangen im Schwarzwald | 4,347.43 mi (6,996.51 km) |
| Ironton to Fussen | 4,464.54 mi (7,184.98 km) |
