| Niagara Falls to Friesoythe | 3,818.77 mi (6,145.71 km) |
| Niagara Falls to Fritzlar | 3,934.09 mi (6,331.31 km) |
| Niagara Falls to Frohburg | 4,059.24 mi (6,532.71 km) |
| Niagara Falls to Frondenberg | 3,865.40 mi (6,220.75 km) |
| Niagara Falls to Fulda | 3,968.89 mi (6,387.31 km) |
| Niagara Falls to Fuldabruck | 3,937.10 mi (6,336.15 km) |
| Niagara Falls to Fuldatal | 3,935.91 mi (6,334.24 km) |
| Niagara Falls to Furstenau | 3,827.77 mi (6,160.20 km) |
| Niagara Falls to Furstenfeldbruck | 4,114.37 mi (6,621.44 km) |
| Niagara Falls to Furstenwalde | 4,067.16 mi (6,545.47 km) |
| Niagara Falls to Furth | 3,965.62 mi (6,382.05 km) |
| Niagara Falls to Furth | 4,057.68 mi (6,530.20 km) |
| Niagara Falls to Furth im Wald | 4,133.69 mi (6,652.53 km) |
| Niagara Falls to Furtwangen im Schwarzwald | 3,998.90 mi (6,435.61 km) |
| Niagara Falls to Fussen | 4,115.00 mi (6,622.45 km) |
