| Merthyr Tudful to Fisciano | 1,147.25 mi (1,846.31 km) |
| Merthyr Tudful to Fiuggi | 1,039.02 mi (1,672.14 km) |
| Merthyr Tudful to Fiume Veneto | 832.88 mi (1,340.39 km) |
| Merthyr Tudful to Fiumefreddo di Sicilia | 1,318.57 mi (2,122.03 km) |
| Merthyr Tudful to Fiumicino | 1,006.67 mi (1,620.08 km) |
| Merthyr Tudful to Flero | 753.29 mi (1,212.31 km) |
| Merthyr Tudful to Florence | 872.05 mi (1,403.42 km) |
| Merthyr Tudful to Floridia | 1,356.76 mi (2,183.49 km) |
| Merthyr Tudful to Foggia | 1,139.32 mi (1,833.56 km) |
| Merthyr Tudful to Foiano della Chiana | 917.42 mi (1,476.44 km) |
| Merthyr Tudful to Folignano | 1,003.93 mi (1,615.66 km) |
| Merthyr Tudful to Foligno | 963.63 mi (1,550.82 km) |
| Merthyr Tudful to Follonica | 897.22 mi (1,443.93 km) |
| Merthyr Tudful to Fondi | 1,068.92 mi (1,720.26 km) |
| Merthyr Tudful to Fontanafredda | 824.98 mi (1,327.68 km) |
