| Castro Daire to Juprelle | 935.63 mi (1,505.75 km) |
| Castro Daire to Jurbise | 875.74 mi (1,409.37 km) |
| Castro Daire to Kalmthout | 933.89 mi (1,502.94 km) |
| Castro Daire to Kampenhout | 914.72 mi (1,472.10 km) |
| Castro Daire to Kapelle-op-den-Bos | 912.76 mi (1,468.94 km) |
| Castro Daire to Kapellen | 929.58 mi (1,496.01 km) |
| Castro Daire to Kasterlee | 942.06 mi (1,516.10 km) |
| Castro Daire to Keerbergen | 920.24 mi (1,480.99 km) |
| Castro Daire to Kinrooi | 962.04 mi (1,548.25 km) |
| Castro Daire to Knokke-Heist | 897.40 mi (1,444.23 km) |
| Castro Daire to Koekelare | 875.61 mi (1,409.16 km) |
| Castro Daire to Koekelberg | 904.40 mi (1,455.49 km) |
| Castro Daire to Koksijde | 866.86 mi (1,395.07 km) |
| Castro Daire to Kontich | 921.02 mi (1,482.24 km) |
| Castro Daire to Kortemark | 874.20 mi (1,406.89 km) |
