| National City to Juprelle | 5,700.92 mi (9,174.74 km) |
| National City to Jurbise | 5,659.06 mi (9,107.37 km) |
| National City to Kalmthout | 5,635.60 mi (9,069.62 km) |
| National City to Kampenhout | 5,659.25 mi (9,107.68 km) |
| National City to Kapelle-op-den-Bos | 5,649.90 mi (9,092.63 km) |
| National City to Kapellen | 5,637.72 mi (9,073.04 km) |
| National City to Kasterlee | 5,657.05 mi (9,104.14 km) |
| National City to Keerbergen | 5,658.87 mi (9,107.07 km) |
| National City to Kinrooi | 5,686.65 mi (9,151.78 km) |
| National City to Knokke-Heist | 5,600.41 mi (9,012.99 km) |
| National City to Koekelare | 5,602.37 mi (9,016.14 km) |
| National City to Koekelberg | 5,655.97 mi (9,102.41 km) |
| National City to Koksijde | 5,591.34 mi (8,998.40 km) |
| National City to Kontich | 5,646.97 mi (9,087.92 km) |
| National City to Kortemark | 5,607.32 mi (9,024.10 km) |
