| Elk River to Juprelle | 4,236.09 mi (6,817.33 km) |
| Elk River to Jurbise | 4,187.97 mi (6,739.88 km) |
| Elk River to Kalmthout | 4,171.34 mi (6,713.12 km) |
| Elk River to Kampenhout | 4,192.55 mi (6,747.26 km) |
| Elk River to Kapelle-op-den-Bos | 4,183.06 mi (6,731.99 km) |
| Elk River to Kapellen | 4,172.94 mi (6,715.70 km) |
| Elk River to Kasterlee | 4,193.55 mi (6,748.87 km) |
| Elk River to Keerbergen | 4,192.81 mi (6,747.68 km) |
| Elk River to Kinrooi | 4,225.15 mi (6,799.72 km) |
| Elk River to Knokke-Heist | 4,132.13 mi (6,650.02 km) |
| Elk River to Koekelare | 4,131.62 mi (6,649.20 km) |
| Elk River to Koekelberg | 4,188.13 mi (6,740.14 km) |
| Elk River to Koksijde | 4,119.64 mi (6,629.93 km) |
| Elk River to Kontich | 4,181.12 mi (6,728.86 km) |
| Elk River to Kortemark | 4,136.40 mi (6,656.89 km) |
