| Guadarrama to Forli | 857.10 mi (1,379.37 km) |
| Guadarrama to Forlimpopoli | 860.50 mi (1,384.84 km) |
| Guadarrama to Formello | 859.05 mi (1,382.51 km) |
| Guadarrama to Formia | 923.00 mi (1,485.43 km) |
| Guadarrama to Formigine | 809.03 mi (1,302.00 km) |
| Guadarrama to Fossano | 657.33 mi (1,057.87 km) |
| Guadarrama to Fossombrone | 888.69 mi (1,430.20 km) |
| Guadarrama to Francavilla al Mare | 956.62 mi (1,539.53 km) |
| Guadarrama to Francavilla Fontana | 1,134.03 mi (1,825.05 km) |
| Guadarrama to Francofonte | 1,044.49 mi (1,680.94 km) |
| Guadarrama to Frascati | 873.51 mi (1,405.78 km) |
| Guadarrama to Frattamaggiore | 959.28 mi (1,543.81 km) |
| Guadarrama to Frattaminore | 958.32 mi (1,542.27 km) |
| Guadarrama to Frosinone | 908.11 mi (1,461.47 km) |
| Guadarrama to Fucecchio | 789.60 mi (1,270.74 km) |
