| Duzce to Juprelle | 1,400.50 mi (2,253.89 km) |
| Duzce to Jurbise | 1,463.33 mi (2,355.00 km) |
| Duzce to Kalmthout | 1,459.46 mi (2,348.77 km) |
| Duzce to Kampenhout | 1,446.14 mi (2,327.34 km) |
| Duzce to Kapelle-op-den-Bos | 1,455.34 mi (2,342.14 km) |
| Duzce to Kapellen | 1,459.30 mi (2,348.51 km) |
| Duzce to Kasterlee | 1,436.71 mi (2,312.16 km) |
| Duzce to Keerbergen | 1,444.14 mi (2,324.12 km) |
| Duzce to Kinrooi | 1,402.09 mi (2,256.44 km) |
| Duzce to Knokke-Heist | 1,506.77 mi (2,424.90 km) |
| Duzce to Koekelare | 1,514.27 mi (2,436.98 km) |
| Duzce to Koekelberg | 1,453.48 mi (2,339.15 km) |
| Duzce to Koksijde | 1,528.19 mi (2,459.38 km) |
| Duzce to Kontich | 1,454.48 mi (2,340.76 km) |
| Duzce to Kortemark | 1,510.37 mi (2,430.70 km) |
