| Grefrath to Fiuggi | 734.63 mi (1,182.27 km) |
| Grefrath to Fiume Veneto | 473.50 mi (762.02 km) |
| Grefrath to Fiumefreddo di Sicilia | 1,030.16 mi (1,657.88 km) |
| Grefrath to Fiumicino | 717.46 mi (1,154.63 km) |
| Grefrath to Flero | 440.81 mi (709.41 km) |
| Grefrath to Florence | 570.37 mi (917.93 km) |
| Grefrath to Floridia | 1,075.26 mi (1,730.46 km) |
| Grefrath to Foggia | 809.55 mi (1,302.84 km) |
| Grefrath to Foiano della Chiana | 614.40 mi (988.78 km) |
| Grefrath to Folignano | 680.58 mi (1,095.30 km) |
| Grefrath to Foligno | 651.38 mi (1,048.29 km) |
| Grefrath to Follonica | 617.31 mi (993.46 km) |
| Grefrath to Fondi | 767.25 mi (1,234.77 km) |
| Grefrath to Fontanafredda | 466.98 mi (751.53 km) |
| Grefrath to Forli | 557.37 mi (896.99 km) |
