| Folkestone to Juprelle | 191.94 mi (308.90 km) |
| Folkestone to Jurbise | 126.60 mi (203.75 km) |
| Folkestone to Kalmthout | 144.31 mi (232.24 km) |
| Folkestone to Kampenhout | 147.39 mi (237.21 km) |
| Folkestone to Kapelle-op-den-Bos | 139.09 mi (223.84 km) |
| Folkestone to Kapellen | 142.38 mi (229.14 km) |
| Folkestone to Kasterlee | 164.34 mi (264.49 km) |
| Folkestone to Keerbergen | 150.61 mi (242.39 km) |
| Folkestone to Kinrooi | 198.43 mi (319.34 km) |
| Folkestone to Knokke-Heist | 93.54 mi (150.54 km) |
| Folkestone to Koekelare | 78.74 mi (126.73 km) |
| Folkestone to Koekelberg | 138.58 mi (223.02 km) |
| Folkestone to Koksijde | 64.41 mi (103.66 km) |
| Folkestone to Kontich | 142.50 mi (229.33 km) |
| Folkestone to Kortemark | 81.66 mi (131.42 km) |
