| Caerfyrddin to Kongen | 641.65 mi (1,032.64 km) |
| Caerfyrddin to Konigs Wusterhausen | 760.56 mi (1,224.00 km) |
| Caerfyrddin to Konigsbach-Stein | 602.12 mi (969.02 km) |
| Caerfyrddin to Konigsbrunn | 716.94 mi (1,153.81 km) |
| Caerfyrddin to Konigslutter am Elm | 642.36 mi (1,033.78 km) |
| Caerfyrddin to Konigstein im Taunus | 566.68 mi (911.99 km) |
| Caerfyrddin to Konigswinter | 503.75 mi (810.71 km) |
| Caerfyrddin to Konstanz | 667.07 mi (1,073.54 km) |
| Caerfyrddin to Konz | 498.38 mi (802.07 km) |
| Caerfyrddin to Korb | 636.81 mi (1,024.84 km) |
| Caerfyrddin to Korbach | 566.74 mi (912.09 km) |
| Caerfyrddin to Korntal-Munchingen | 627.20 mi (1,009.38 km) |
| Caerfyrddin to Kornwestheim | 629.00 mi (1,012.29 km) |
| Caerfyrddin to Korschenbroich | 467.61 mi (752.54 km) |
| Caerfyrddin to Kosching | 726.74 mi (1,169.58 km) |
