| Saint-Pol-sur-Mer to Juprelle | 140.74 mi (226.49 km) |
| Saint-Pol-sur-Mer to Jurbise | 77.49 mi (124.71 km) |
| Saint-Pol-sur-Mer to Kalmthout | 95.05 mi (152.97 km) |
| Saint-Pol-sur-Mer to Kampenhout | 96.13 mi (154.71 km) |
| Saint-Pol-sur-Mer to Kapelle-op-den-Bos | 87.91 mi (141.48 km) |
| Saint-Pol-sur-Mer to Kapellen | 92.63 mi (149.07 km) |
| Saint-Pol-sur-Mer to Kasterlee | 113.97 mi (183.42 km) |
| Saint-Pol-sur-Mer to Keerbergen | 99.43 mi (160.02 km) |
| Saint-Pol-sur-Mer to Kinrooi | 147.60 mi (237.53 km) |
| Saint-Pol-sur-Mer to Knokke-Heist | 46.11 mi (74.21 km) |
| Saint-Pol-sur-Mer to Koekelare | 27.94 mi (44.96 km) |
| Saint-Pol-sur-Mer to Koekelberg | 87.34 mi (140.56 km) |
| Saint-Pol-sur-Mer to Koksijde | 14.11 mi (22.71 km) |
| Saint-Pol-sur-Mer to Kontich | 91.68 mi (147.55 km) |
| Saint-Pol-sur-Mer to Kortemark | 30.44 mi (48.99 km) |
