| Koper to Kelkheim (Taunus) | 400.42 mi (644.42 km) |
| Koper to Kelsterbach | 394.07 mi (634.20 km) |
| Koper to Kemberg | 433.58 mi (697.78 km) |
| Koper to Kempen | 522.71 mi (841.23 km) |
| Koper to Kempten | 221.37 mi (356.26 km) |
| Koper to Kenzingen | 335.56 mi (540.04 km) |
| Koper to Kerpen | 489.65 mi (788.02 km) |
| Koper to Ketsch | 358.32 mi (576.66 km) |
| Koper to Kevelaer | 538.72 mi (866.99 km) |
| Koper to Kiel | 626.68 mi (1,008.54 km) |
| Koper to Kierspe | 478.20 mi (769.59 km) |
| Koper to Kirchhain | 426.00 mi (685.58 km) |
| Koper to Kirchheim bei Munchen | 204.10 mi (328.47 km) |
| Koper to Kirchheim unter Teck | 293.83 mi (472.88 km) |
| Koper to Kirchhundem | 462.75 mi (744.73 km) |
