| Harrow to Forli | 764.67 mi (1,230.62 km) |
| Harrow to Forlimpopoli | 770.02 mi (1,239.23 km) |
| Harrow to Formello | 888.49 mi (1,429.88 km) |
| Harrow to Formia | 971.62 mi (1,563.67 km) |
| Harrow to Formigine | 707.97 mi (1,139.37 km) |
| Harrow to Fossano | 611.88 mi (984.72 km) |
| Harrow to Fossombrone | 817.66 mi (1,315.89 km) |
| Harrow to Francavilla al Mare | 933.58 mi (1,502.44 km) |
| Harrow to Francavilla Fontana | 1,144.16 mi (1,841.34 km) |
| Harrow to Francofonte | 1,238.96 mi (1,993.92 km) |
| Harrow to Frascati | 911.96 mi (1,467.66 km) |
| Harrow to Frattamaggiore | 1,011.20 mi (1,627.37 km) |
| Harrow to Frattaminore | 1,009.76 mi (1,625.05 km) |
| Harrow to Frosinone | 943.19 mi (1,517.91 km) |
| Harrow to Fucecchio | 748.91 mi (1,205.26 km) |
