| Caerfyrddin to Kirchlengern | 550.26 mi (885.57 km) |
| Caerfyrddin to Kirchlinteln | 578.78 mi (931.45 km) |
| Caerfyrddin to Kirchseeon | 764.10 mi (1,229.70 km) |
| Caerfyrddin to Kirchzarten | 607.30 mi (977.35 km) |
| Caerfyrddin to Kirkel | 536.39 mi (863.24 km) |
| Caerfyrddin to Kissing | 719.84 mi (1,158.47 km) |
| Caerfyrddin to Kisslegg | 691.03 mi (1,112.10 km) |
| Caerfyrddin to Kitzingen | 648.12 mi (1,043.04 km) |
| Caerfyrddin to Kleinblittersdorf | 531.91 mi (856.03 km) |
| Caerfyrddin to Kleve | 446.17 mi (718.05 km) |
| Caerfyrddin to Klipphausen | 768.16 mi (1,236.23 km) |
| Caerfyrddin to Klotze | 655.72 mi (1,055.28 km) |
| Caerfyrddin to Koblenz | 526.43 mi (847.21 km) |
| Caerfyrddin to Kolbermoor | 778.45 mi (1,252.80 km) |
| Caerfyrddin to Kolkwitz | 790.94 mi (1,272.89 km) |
