| Castrolibero to Juprelle | 942.26 mi (1,516.42 km) |
| Castrolibero to Jurbise | 977.47 mi (1,573.08 km) |
| Castrolibero to Kalmthout | 1,007.08 mi (1,620.74 km) |
| Castrolibero to Kampenhout | 981.12 mi (1,578.96 km) |
| Castrolibero to Kapelle-op-den-Bos | 990.21 mi (1,593.59 km) |
| Castrolibero to Kapellen | 1,004.40 mi (1,616.42 km) |
| Castrolibero to Kasterlee | 986.94 mi (1,588.32 km) |
| Castrolibero to Keerbergen | 982.17 mi (1,580.66 km) |
| Castrolibero to Kinrooi | 960.65 mi (1,546.02 km) |
| Castrolibero to Knokke-Heist | 1,037.78 mi (1,670.14 km) |
| Castrolibero to Koekelare | 1,033.98 mi (1,664.04 km) |
| Castrolibero to Koekelberg | 983.22 mi (1,582.34 km) |
| Castrolibero to Koksijde | 1,044.35 mi (1,680.71 km) |
| Castrolibero to Kontich | 994.12 mi (1,599.87 km) |
| Castrolibero to Kortemark | 1,028.96 mi (1,655.95 km) |
