| Douglas to Erchie | 1,468.81 mi (2,363.83 km) |
| Douglas to Ercolano | 1,320.27 mi (2,124.77 km) |
| Douglas to Erice | 1,394.39 mi (2,244.05 km) |
| Douglas to Este | 1,022.94 mi (1,646.26 km) |
| Douglas to Fabriano | 1,150.30 mi (1,851.22 km) |
| Douglas to Faenza | 1,069.39 mi (1,721.01 km) |
| Douglas to Fagnano Olona | 893.99 mi (1,438.74 km) |
| Douglas to Fano | 1,133.18 mi (1,823.67 km) |
| Douglas to Fara in Sabina | 1,192.56 mi (1,919.23 km) |
| Douglas to Farra di Soligo | 1,017.03 mi (1,636.75 km) |
| Douglas to Fasano | 1,436.17 mi (2,311.29 km) |
| Douglas to Favara | 1,470.22 mi (2,366.09 km) |
| Douglas to Felino | 987.66 mi (1,589.49 km) |
| Douglas to Feltre | 1,003.69 mi (1,615.28 km) |
| Douglas to Ferentino | 1,236.89 mi (1,990.59 km) |
