| Boulder City to Juprelle | 5,449.40 mi (8,769.97 km) |
| Boulder City to Jurbise | 5,407.81 mi (8,703.03 km) |
| Boulder City to Kalmthout | 5,384.08 mi (8,664.85 km) |
| Boulder City to Kampenhout | 5,407.82 mi (8,703.05 km) |
| Boulder City to Kapelle-op-den-Bos | 5,398.47 mi (8,688.00 km) |
| Boulder City to Kapellen | 5,386.22 mi (8,668.29 km) |
| Boulder City to Kasterlee | 5,405.50 mi (8,699.32 km) |
| Boulder City to Keerbergen | 5,407.41 mi (8,702.39 km) |
| Boulder City to Kinrooi | 5,435.03 mi (8,746.84 km) |
| Boulder City to Knokke-Heist | 5,349.06 mi (8,608.48 km) |
| Boulder City to Koekelare | 5,351.13 mi (8,611.80 km) |
| Boulder City to Koekelberg | 5,404.59 mi (8,697.84 km) |
| Boulder City to Koksijde | 5,340.15 mi (8,594.14 km) |
| Boulder City to Kontich | 5,395.51 mi (8,683.24 km) |
| Boulder City to Kortemark | 5,356.08 mi (8,619.78 km) |
