| Round Lake to Juprelle | 4,183.62 mi (6,732.89 km) |
| Round Lake to Jurbise | 4,130.60 mi (6,647.56 km) |
| Round Lake to Kalmthout | 4,120.02 mi (6,630.54 km) |
| Round Lake to Kampenhout | 4,138.95 mi (6,661.00 km) |
| Round Lake to Kapelle-op-den-Bos | 4,129.45 mi (6,645.70 km) |
| Round Lake to Kapellen | 4,121.17 mi (6,632.38 km) |
| Round Lake to Kasterlee | 4,142.64 mi (6,666.94 km) |
| Round Lake to Keerbergen | 4,139.75 mi (6,662.29 km) |
| Round Lake to Kinrooi | 4,175.55 mi (6,719.90 km) |
| Round Lake to Knokke-Heist | 4,077.79 mi (6,562.57 km) |
| Round Lake to Koekelare | 4,075.14 mi (6,558.30 km) |
| Round Lake to Koekelberg | 4,133.59 mi (6,652.37 km) |
| Round Lake to Koksijde | 4,062.44 mi (6,537.86 km) |
| Round Lake to Kontich | 4,128.36 mi (6,643.95 km) |
| Round Lake to Kortemark | 4,079.71 mi (6,565.65 km) |
