| Les Clayes-sous-Bois to Juprelle | 205.52 mi (330.76 km) |
| Les Clayes-sous-Bois to Jurbise | 146.97 mi (236.52 km) |
| Les Clayes-sous-Bois to Kalmthout | 208.45 mi (335.46 km) |
| Les Clayes-sous-Bois to Kampenhout | 185.78 mi (298.98 km) |
| Les Clayes-sous-Bois to Kapelle-op-den-Bos | 185.08 mi (297.86 km) |
| Les Clayes-sous-Bois to Kapellen | 203.80 mi (327.99 km) |
| Les Clayes-sous-Bois to Kasterlee | 213.29 mi (343.25 km) |
| Les Clayes-sous-Bois to Keerbergen | 191.33 mi (307.91 km) |
| Les Clayes-sous-Bois to Kinrooi | 231.57 mi (372.67 km) |
| Les Clayes-sous-Bois to Knokke-Heist | 183.50 mi (295.31 km) |
| Les Clayes-sous-Bois to Koekelare | 162.98 mi (262.28 km) |
| Les Clayes-sous-Bois to Koekelberg | 175.90 mi (283.08 km) |
| Les Clayes-sous-Bois to Koksijde | 160.25 mi (257.90 km) |
| Les Clayes-sous-Bois to Kontich | 193.74 mi (311.79 km) |
| Les Clayes-sous-Bois to Kortemark | 159.68 mi (256.99 km) |
