| Duzce to Klaukkala | 1,377.49 mi (2,216.86 km) |
| Duzce to Kokkola | 1,621.58 mi (2,609.69 km) |
| Duzce to Kontiolahti | 1,515.83 mi (2,439.49 km) |
| Duzce to Korsholm | 1,586.86 mi (2,553.81 km) |
| Duzce to Kotka | 1,367.80 mi (2,201.27 km) |
| Duzce to Kouvola | 1,396.49 mi (2,247.44 km) |
| Duzce to Kuhmo | 1,610.08 mi (2,591.17 km) |
| Duzce to Kuopio | 1,530.25 mi (2,462.70 km) |
| Duzce to Kurikka | 1,547.23 mi (2,490.02 km) |
| Duzce to Kuusamo | 1,737.67 mi (2,796.52 km) |
| Duzce to Kuusankoski | 1,399.69 mi (2,252.59 km) |
| Duzce to Lahti | 1,411.00 mi (2,270.79 km) |
| Duzce to Laitila | 1,441.44 mi (2,319.77 km) |
| Duzce to Lapinlahti | 1,563.91 mi (2,516.87 km) |
| Duzce to Lappeenranta | 1,403.05 mi (2,257.99 km) |
