| Washington to Juprelle | 412.33 mi (663.58 km) |
| Washington to Jurbise | 378.08 mi (608.46 km) |
| Washington to Kalmthout | 347.05 mi (558.52 km) |
| Washington to Kampenhout | 372.22 mi (599.03 km) |
| Washington to Kapelle-op-den-Bos | 363.10 mi (584.36 km) |
| Washington to Kapellen | 349.44 mi (562.37 km) |
| Washington to Kasterlee | 368.14 mi (592.46 km) |
| Washington to Keerbergen | 371.30 mi (597.55 km) |
| Washington to Kinrooi | 397.58 mi (639.85 km) |
| Washington to Knokke-Heist | 316.36 mi (509.14 km) |
| Washington to Koekelare | 322.81 mi (519.52 km) |
| Washington to Koekelberg | 370.18 mi (595.74 km) |
| Washington to Koksijde | 314.52 mi (506.17 km) |
| Washington to Kontich | 359.35 mi (578.32 km) |
| Washington to Kortemark | 327.92 mi (527.74 km) |
