| Langley Park to Juprelle | 3,907.66 mi (6,288.78 km) |
| Langley Park to Jurbise | 3,847.46 mi (6,191.90 km) |
| Langley Park to Kalmthout | 3,847.45 mi (6,191.88 km) |
| Langley Park to Kampenhout | 3,862.05 mi (6,215.37 km) |
| Langley Park to Kapelle-op-den-Bos | 3,852.73 mi (6,200.38 km) |
| Langley Park to Kapellen | 3,847.80 mi (6,192.43 km) |
| Langley Park to Kasterlee | 3,870.25 mi (6,228.56 km) |
| Langley Park to Keerbergen | 3,863.76 mi (6,218.12 km) |
| Langley Park to Kinrooi | 3,904.68 mi (6,283.97 km) |
| Langley Park to Knokke-Heist | 3,801.02 mi (6,117.14 km) |
| Langley Park to Koekelare | 3,794.75 mi (6,107.05 km) |
| Langley Park to Koekelberg | 3,855.21 mi (6,204.36 km) |
| Langley Park to Koksijde | 3,781.10 mi (6,085.10 km) |
| Langley Park to Kontich | 3,853.12 mi (6,201.01 km) |
| Langley Park to Kortemark | 3,798.87 mi (6,113.69 km) |
