| Rockville to Juprelle | 3,910.44 mi (6,293.25 km) |
| Rockville to Jurbise | 3,850.37 mi (6,196.58 km) |
| Rockville to Kalmthout | 3,850.15 mi (6,196.21 km) |
| Rockville to Kampenhout | 3,864.84 mi (6,219.86 km) |
| Rockville to Kapelle-op-den-Bos | 3,855.51 mi (6,204.85 km) |
| Rockville to Kapellen | 3,850.51 mi (6,196.79 km) |
| Rockville to Kasterlee | 3,872.95 mi (6,232.91 km) |
| Rockville to Keerbergen | 3,866.53 mi (6,222.57 km) |
| Rockville to Kinrooi | 3,907.35 mi (6,288.28 km) |
| Rockville to Knokke-Heist | 3,803.78 mi (6,121.60 km) |
| Rockville to Koekelare | 3,797.58 mi (6,111.62 km) |
| Rockville to Koekelberg | 3,858.03 mi (6,208.89 km) |
| Rockville to Koksijde | 3,783.96 mi (6,089.69 km) |
| Rockville to Kontich | 3,855.88 mi (6,205.43 km) |
| Rockville to Kortemark | 3,801.72 mi (6,118.27 km) |
