| Duzce to Jicin | 1,007.49 mi (1,621.40 km) |
| Duzce to Jihlava | 958.97 mi (1,543.32 km) |
| Duzce to Jindrichuv Hradec | 972.50 mi (1,565.09 km) |
| Duzce to Jirkov | 1,079.96 mi (1,738.02 km) |
| Duzce to Kadan | 1,082.21 mi (1,741.65 km) |
| Duzce to Karlovy Vary | 1,092.43 mi (1,758.09 km) |
| Duzce to Karvina | 871.27 mi (1,402.17 km) |
| Duzce to Kladno | 1,042.80 mi (1,678.23 km) |
| Duzce to Klasterec nad Ohri | 1,086.30 mi (1,748.24 km) |
| Duzce to Klatovy | 1,048.35 mi (1,687.16 km) |
| Duzce to Kolin | 997.12 mi (1,604.71 km) |
| Duzce to Koprivnice | 873.63 mi (1,405.98 km) |
| Duzce to Kralupy nad Vltavou | 1,038.18 mi (1,670.79 km) |
| Duzce to Kraluv Dvur | 1,038.14 mi (1,670.72 km) |
| Duzce to Krnov | 910.48 mi (1,465.27 km) |
