| Niagara Falls to Erba | 4,119.86 mi (6,630.27 km) |
| Niagara Falls to Erchie | 4,684.84 mi (7,539.52 km) |
| Niagara Falls to Ercolano | 4,528.82 mi (7,288.44 km) |
| Niagara Falls to Erice | 4,568.20 mi (7,351.81 km) |
| Niagara Falls to Este | 4,241.28 mi (6,825.69 km) |
| Niagara Falls to Fabriano | 4,366.51 mi (7,027.22 km) |
| Niagara Falls to Faenza | 4,286.69 mi (6,898.77 km) |
| Niagara Falls to Fagnano Olona | 4,111.09 mi (6,616.16 km) |
| Niagara Falls to Fano | 4,350.76 mi (7,001.87 km) |
| Niagara Falls to Fara in Sabina | 4,403.54 mi (7,086.81 km) |
| Niagara Falls to Farra di Soligo | 4,234.49 mi (6,814.76 km) |
| Niagara Falls to Fasano | 4,652.63 mi (7,487.68 km) |
| Niagara Falls to Favara | 4,645.12 mi (7,475.59 km) |
| Niagara Falls to Felino | 4,203.77 mi (6,765.32 km) |
| Niagara Falls to Feltre | 4,221.05 mi (6,793.13 km) |
