| Castricum to Kelkheim (Taunus) | 233.25 mi (375.38 km) |
| Castricum to Kelsterbach | 239.56 mi (385.54 km) |
| Castricum to Kemberg | 341.57 mi (549.70 km) |
| Castricum to Kempen | 110.74 mi (178.21 km) |
| Castricum to Kempten | 416.08 mi (669.62 km) |
| Castricum to Kenzingen | 330.62 mi (532.08 km) |
| Castricum to Kerpen | 144.87 mi (233.15 km) |
| Castricum to Ketsch | 276.91 mi (445.64 km) |
| Castricum to Kevelaer | 94.78 mi (152.53 km) |
| Castricum to Kiel | 256.32 mi (412.51 km) |
| Castricum to Kierspe | 157.80 mi (253.95 km) |
| Castricum to Kirchhain | 217.87 mi (350.62 km) |
| Castricum to Kirchheim bei Munchen | 434.29 mi (698.92 km) |
| Castricum to Kirchheim unter Teck | 341.46 mi (549.52 km) |
| Castricum to Kirchhundem | 176.96 mi (284.79 km) |
