| Castellanza to Juprelle | 384.92 mi (619.46 km) |
| Castellanza to Jurbise | 409.64 mi (659.25 km) |
| Castellanza to Kalmthout | 446.95 mi (719.30 km) |
| Castellanza to Kampenhout | 418.59 mi (673.65 km) |
| Castellanza to Kapelle-op-den-Bos | 427.12 mi (687.38 km) |
| Castellanza to Kapellen | 443.62 mi (713.94 km) |
| Castellanza to Kasterlee | 429.13 mi (690.61 km) |
| Castellanza to Keerbergen | 420.53 mi (676.78 km) |
| Castellanza to Kinrooi | 408.46 mi (657.36 km) |
| Castellanza to Knokke-Heist | 471.43 mi (758.70 km) |
| Castellanza to Koekelare | 465.42 mi (749.01 km) |
| Castellanza to Koekelberg | 419.02 mi (674.35 km) |
| Castellanza to Koksijde | 474.89 mi (764.26 km) |
| Castellanza to Kontich | 432.24 mi (695.62 km) |
| Castellanza to Kortemark | 460.33 mi (740.82 km) |
