| Douglas to Forlimpopoli | 1,083.54 mi (1,743.78 km) |
| Douglas to Formello | 1,185.91 mi (1,908.54 km) |
| Douglas to Formia | 1,270.32 mi (2,044.38 km) |
| Douglas to Formigine | 1,018.50 mi (1,639.11 km) |
| Douglas to Fossano | 897.11 mi (1,443.75 km) |
| Douglas to Fossombrone | 1,130.79 mi (1,819.83 km) |
| Douglas to Francavilla al Mare | 1,244.58 mi (2,002.95 km) |
| Douglas to Francavilla Fontana | 1,458.33 mi (2,346.96 km) |
| Douglas to Francofonte | 1,518.10 mi (2,443.15 km) |
| Douglas to Frascati | 1,209.06 mi (1,945.79 km) |
| Douglas to Frattamaggiore | 1,311.44 mi (2,110.56 km) |
| Douglas to Frattaminore | 1,310.02 mi (2,108.28 km) |
| Douglas to Frosinone | 1,243.04 mi (2,000.48 km) |
| Douglas to Fucecchio | 1,050.27 mi (1,690.25 km) |
| Douglas to Gaeta | 1,270.76 mi (2,045.09 km) |
