| Serres to Juprelle | 1,087.60 mi (1,750.32 km) |
| Serres to Jurbise | 1,142.80 mi (1,839.16 km) |
| Serres to Kalmthout | 1,150.96 mi (1,852.29 km) |
| Serres to Kampenhout | 1,132.51 mi (1,822.61 km) |
| Serres to Kapelle-op-den-Bos | 1,142.00 mi (1,837.88 km) |
| Serres to Kapellen | 1,149.86 mi (1,850.52 km) |
| Serres to Kasterlee | 1,128.33 mi (1,815.87 km) |
| Serres to Keerbergen | 1,131.55 mi (1,821.06 km) |
| Serres to Kinrooi | 1,095.43 mi (1,762.93 km) |
| Serres to Knokke-Heist | 1,193.79 mi (1,921.22 km) |
| Serres to Koekelare | 1,197.42 mi (1,927.06 km) |
| Serres to Koekelberg | 1,138.21 mi (1,831.78 km) |
| Serres to Koksijde | 1,210.49 mi (1,948.09 km) |
| Serres to Kontich | 1,142.86 mi (1,839.25 km) |
| Serres to Kortemark | 1,192.98 mi (1,919.92 km) |
