| Castalla to Kelkheim (Taunus) | 914.29 mi (1,471.41 km) |
| Castalla to Kelsterbach | 911.85 mi (1,467.48 km) |
| Castalla to Kemberg | 1,114.15 mi (1,793.06 km) |
| Castalla to Kempen | 946.78 mi (1,523.69 km) |
| Castalla to Kempten | 838.04 mi (1,348.70 km) |
| Castalla to Kenzingen | 785.70 mi (1,264.46 km) |
| Castalla to Kerpen | 920.87 mi (1,482.00 km) |
| Castalla to Ketsch | 872.06 mi (1,403.45 km) |
| Castalla to Kevelaer | 957.63 mi (1,541.16 km) |
| Castalla to Kiel | 1,199.08 mi (1,929.74 km) |
| Castalla to Kierspe | 954.10 mi (1,535.47 km) |
| Castalla to Kirchhain | 964.86 mi (1,552.79 km) |
| Castalla to Kirchheim bei Munchen | 907.40 mi (1,460.33 km) |
| Castalla to Kirchheim unter Teck | 857.82 mi (1,380.53 km) |
| Castalla to Kirchhundem | 962.87 mi (1,549.59 km) |
