| Fort Collins to Ferentino | 5,569.69 mi (8,963.54 km) |
| Fort Collins to Fermo | 5,510.68 mi (8,868.59 km) |
| Fort Collins to Ferrandina | 5,741.57 mi (9,240.17 km) |
| Fort Collins to Ferrara | 5,355.04 mi (8,618.11 km) |
| Fort Collins to Fiano Romano | 5,522.47 mi (8,887.56 km) |
| Fort Collins to Ficarazzi | 5,760.98 mi (9,271.40 km) |
| Fort Collins to Fidenza | 5,300.16 mi (8,529.78 km) |
| Fort Collins to Fiesole | 5,394.80 mi (8,682.10 km) |
| Fort Collins to Figline Valdarno | 5,410.34 mi (8,707.09 km) |
| Fort Collins to Filottrano | 5,484.37 mi (8,826.24 km) |
| Fort Collins to Finale Emilia | 5,343.66 mi (8,599.79 km) |
| Fort Collins to Finale Ligure | 5,273.44 mi (8,486.78 km) |
| Fort Collins to Fino Mornasco | 5,221.55 mi (8,403.27 km) |
| Fort Collins to Fiorano Modenese | 5,342.45 mi (8,597.84 km) |
| Fort Collins to Fiorenzuola d'Arda | 5,291.14 mi (8,515.26 km) |
