| Castle Pines to Juprelle | 4,922.53 mi (7,922.04 km) |
| Castle Pines to Jurbise | 4,876.64 mi (7,848.20 km) |
| Castle Pines to Kalmthout | 4,857.46 mi (7,817.32 km) |
| Castle Pines to Kampenhout | 4,879.62 mi (7,852.98 km) |
| Castle Pines to Kapelle-op-den-Bos | 4,870.16 mi (7,837.77 km) |
| Castle Pines to Kapellen | 4,859.26 mi (7,820.22 km) |
| Castle Pines to Kasterlee | 4,879.42 mi (7,852.67 km) |
| Castle Pines to Keerbergen | 4,879.64 mi (7,853.02 km) |
| Castle Pines to Kinrooi | 4,910.32 mi (7,902.40 km) |
| Castle Pines to Knokke-Heist | 4,819.69 mi (7,756.54 km) |
| Castle Pines to Koekelare | 4,820.09 mi (7,757.19 km) |
| Castle Pines to Koekelberg | 4,875.61 mi (7,846.53 km) |
| Castle Pines to Koksijde | 4,808.45 mi (7,738.45 km) |
| Castle Pines to Kontich | 4,867.85 mi (7,834.05 km) |
| Castle Pines to Kortemark | 4,824.94 mi (7,764.98 km) |
