| River Falls to Juprelle | 4,226.03 mi (6,801.14 km) |
| River Falls to Jurbise | 4,177.07 mi (6,722.35 km) |
| River Falls to Kalmthout | 4,161.42 mi (6,697.17 km) |
| River Falls to Kampenhout | 4,182.28 mi (6,730.73 km) |
| River Falls to Kapelle-op-den-Bos | 4,172.78 mi (6,715.44 km) |
| River Falls to Kapellen | 4,162.95 mi (6,699.63 km) |
| River Falls to Kasterlee | 4,183.72 mi (6,733.05 km) |
| River Falls to Keerbergen | 4,182.63 mi (6,731.28 km) |
| River Falls to Kinrooi | 4,215.55 mi (6,784.27 km) |
| River Falls to Knokke-Heist | 4,121.69 mi (6,633.22 km) |
| River Falls to Koekelare | 4,120.83 mi (6,631.84 km) |
| River Falls to Koekelberg | 4,177.70 mi (6,723.35 km) |
| River Falls to Koksijde | 4,108.73 mi (6,612.36 km) |
| River Falls to Kontich | 4,170.97 mi (6,712.53 km) |
| River Falls to Kortemark | 4,125.58 mi (6,639.48 km) |
