| Cities | Distance |
|---|---|
| Koper to Ilawa | 613.81 mi (987.83 km) |
| Koper to Imielin | 405.90 mi (653.24 km) |
| Koper to Inowroclaw | 540.36 mi (869.63 km) |
| Koper to Janow Lubelski | 535.80 mi (862.29 km) |
| Koper to Jarocin | 475.23 mi (764.80 km) |
| Koper to Jaroslaw | 516.95 mi (831.95 km) |
| Koper to Jasien | 643.75 mi (1,036.01 km) |
| Koper to Jaslo | 462.04 mi (743.57 km) |
| Koper to Jastrzebie-Zdroj | 378.23 mi (608.70 km) |
| Koper to Jawor | 396.50 mi (638.11 km) |
| Koper to Jaworzno | 411.17 mi (661.71 km) |
| Koper to Jedrzejow | 463.53 mi (745.98 km) |
| Koper to Jelcz-Laskowice | 413.30 mi (665.14 km) |
| Koper to Jelenia Gora | 381.13 mi (613.38 km) |
| Koper to Jozefoslaw | 561.09 mi (902.99 km) |