| Merthyr Tudful to Fenton | 100.82 mi (162.25 km) |
| Merthyr Tudful to Fern Down | 90.75 mi (146.05 km) |
| Merthyr Tudful to Ferryhill | 217.19 mi (349.53 km) |
| Merthyr Tudful to Finchley | 137.08 mi (220.62 km) |
| Merthyr Tudful to Fleet | 113.42 mi (182.53 km) |
| Merthyr Tudful to Fleetwood | 151.33 mi (243.54 km) |
| Merthyr Tudful to Flint | 104.50 mi (168.17 km) |
| Merthyr Tudful to Flitwick | 124.22 mi (199.91 km) |
| Merthyr Tudful to Flixton | 124.81 mi (200.86 km) |
| Merthyr Tudful to Folkestone | 201.06 mi (323.57 km) |
| Merthyr Tudful to Forfar | 339.22 mi (545.91 km) |
| Merthyr Tudful to Formby | 126.12 mi (202.97 km) |
| Merthyr Tudful to Forres | 405.35 mi (652.34 km) |
| Merthyr Tudful to Fort William | 357.59 mi (575.49 km) |
| Merthyr Tudful to Fraserburgh | 414.72 mi (667.42 km) |
