| Caerfyrddin to Kelkheim (Taunus) | 566.87 mi (912.29 km) |
| Caerfyrddin to Kelsterbach | 571.88 mi (920.34 km) |
| Caerfyrddin to Kemberg | 722.27 mi (1,162.39 km) |
| Caerfyrddin to Kempen | 461.44 mi (742.62 km) |
| Caerfyrddin to Kempten | 710.48 mi (1,143.40 km) |
| Caerfyrddin to Kenzingen | 592.21 mi (953.06 km) |
| Caerfyrddin to Kerpen | 479.43 mi (771.56 km) |
| Caerfyrddin to Ketsch | 588.18 mi (946.58 km) |
| Caerfyrddin to Kevelaer | 452.26 mi (727.84 km) |
| Caerfyrddin to Kiel | 622.32 mi (1,001.53 km) |
| Caerfyrddin to Kierspe | 513.01 mi (825.61 km) |
| Caerfyrddin to Kirchhain | 574.88 mi (925.19 km) |
| Caerfyrddin to Kirchheim bei Munchen | 755.56 mi (1,215.96 km) |
| Caerfyrddin to Kirchheim unter Teck | 646.13 mi (1,039.84 km) |
| Caerfyrddin to Kirchhundem | 535.46 mi (861.75 km) |
