| Potomac to Fisciano | 4,629.90 mi (7,451.11 km) |
| Potomac to Fiuggi | 4,522.38 mi (7,278.07 km) |
| Potomac to Fiume Veneto | 4,357.25 mi (7,012.32 km) |
| Potomac to Fiumefreddo di Sicilia | 4,759.73 mi (7,660.05 km) |
| Potomac to Fiumicino | 4,480.19 mi (7,210.17 km) |
| Potomac to Flero | 4,263.99 mi (6,862.23 km) |
| Potomac to Florence | 4,367.59 mi (7,028.95 km) |
| Potomac to Floridia | 4,784.99 mi (7,700.70 km) |
| Potomac to Foggia | 4,636.72 mi (7,462.08 km) |
| Potomac to Foiano della Chiana | 4,409.95 mi (7,097.12 km) |
| Potomac to Folignano | 4,504.16 mi (7,248.74 km) |
| Potomac to Foligno | 4,458.88 mi (7,175.87 km) |
| Potomac to Follonica | 4,375.15 mi (7,041.12 km) |
| Potomac to Fondi | 4,547.43 mi (7,318.38 km) |
| Potomac to Fontanafredda | 4,349.14 mi (6,999.27 km) |
