| Caerfyrddin to Friesoythe | 518.42 mi (834.32 km) |
| Caerfyrddin to Fritzlar | 586.26 mi (943.50 km) |
| Caerfyrddin to Frohburg | 726.81 mi (1,169.69 km) |
| Caerfyrddin to Frondenberg | 517.87 mi (833.43 km) |
| Caerfyrddin to Fulda | 611.39 mi (983.94 km) |
| Caerfyrddin to Fuldabruck | 593.23 mi (954.72 km) |
| Caerfyrddin to Fuldatal | 594.15 mi (956.19 km) |
| Caerfyrddin to Furstenau | 509.05 mi (819.24 km) |
| Caerfyrddin to Furstenfeldbruck | 734.80 mi (1,182.54 km) |
| Caerfyrddin to Furstenwalde | 778.71 mi (1,253.22 km) |
| Caerfyrddin to Furth | 591.50 mi (951.93 km) |
| Caerfyrddin to Furth | 689.41 mi (1,109.50 km) |
| Caerfyrddin to Furth im Wald | 770.98 mi (1,240.78 km) |
| Caerfyrddin to Furtwangen im Schwarzwald | 614.71 mi (989.27 km) |
| Caerfyrddin to Fussen | 731.67 mi (1,177.50 km) |
