| Letchworth to Ferentino | 951.92 mi (1,531.97 km) |
| Letchworth to Fermo | 888.15 mi (1,429.34 km) |
| Letchworth to Ferrandina | 1,119.32 mi (1,801.38 km) |
| Letchworth to Ferrara | 732.48 mi (1,178.81 km) |
| Letchworth to Fiano Romano | 905.13 mi (1,456.66 km) |
| Letchworth to Ficarazzi | 1,165.80 mi (1,876.17 km) |
| Letchworth to Fidenza | 680.16 mi (1,094.61 km) |
| Letchworth to Fiesole | 775.15 mi (1,247.49 km) |
| Letchworth to Figline Valdarno | 790.87 mi (1,272.79 km) |
| Letchworth to Filottrano | 861.85 mi (1,387.02 km) |
| Letchworth to Finale Emilia | 721.32 mi (1,160.86 km) |
| Letchworth to Finale Ligure | 668.07 mi (1,075.16 km) |
| Letchworth to Fino Mornasco | 601.14 mi (967.44 km) |
| Letchworth to Fiorano Modenese | 721.56 mi (1,161.24 km) |
| Letchworth to Fiorenzuola d'Arda | 671.39 mi (1,080.49 km) |
