| Greenford to Forli | 762.54 mi (1,227.19 km) |
| Greenford to Forlimpopoli | 767.89 mi (1,235.80 km) |
| Greenford to Formello | 886.05 mi (1,425.96 km) |
| Greenford to Formia | 969.23 mi (1,559.83 km) |
| Greenford to Formigine | 705.75 mi (1,135.79 km) |
| Greenford to Fossano | 609.13 mi (980.30 km) |
| Greenford to Fossombrone | 815.53 mi (1,312.47 km) |
| Greenford to Francavilla al Mare | 931.43 mi (1,498.99 km) |
| Greenford to Francavilla Fontana | 1,142.13 mi (1,838.07 km) |
| Greenford to Francofonte | 1,236.31 mi (1,989.65 km) |
| Greenford to Frascati | 909.53 mi (1,463.75 km) |
| Greenford to Frattamaggiore | 1,008.85 mi (1,623.59 km) |
| Greenford to Frattaminore | 1,007.41 mi (1,621.26 km) |
| Greenford to Frosinone | 940.81 mi (1,514.09 km) |
| Greenford to Fucecchio | 746.51 mi (1,201.39 km) |
