| Keystone to Forli | 5,104.49 mi (8,214.88 km) |
| Keystone to Forlimpopoli | 5,109.66 mi (8,223.20 km) |
| Keystone to Formello | 5,181.43 mi (8,338.71 km) |
| Keystone to Formia | 5,262.19 mi (8,468.68 km) |
| Keystone to Formigine | 5,043.65 mi (8,116.97 km) |
| Keystone to Fossano | 4,899.16 mi (7,884.44 km) |
| Keystone to Fossombrone | 5,154.34 mi (8,295.10 km) |
| Keystone to Francavilla al Mare | 5,259.68 mi (8,464.64 km) |
| Keystone to Francavilla Fontana | 5,470.01 mi (8,803.14 km) |
| Keystone to Francofonte | 5,446.14 mi (8,764.72 km) |
| Keystone to Frascati | 5,202.35 mi (8,372.38 km) |
| Keystone to Frattamaggiore | 5,303.45 mi (8,535.08 km) |
| Keystone to Frattaminore | 5,302.17 mi (8,533.01 km) |
| Keystone to Frosinone | 5,238.87 mi (8,431.14 km) |
| Keystone to Fucecchio | 5,061.26 mi (8,145.31 km) |
