| Fier to Jurbise | 1,010.72 mi (1,626.60 km) |
| Fier to Kalmthout | 1,028.55 mi (1,655.29 km) |
| Fier to Kampenhout | 1,006.43 mi (1,619.70 km) |
| Fier to Kapelle-op-den-Bos | 1,015.90 mi (1,634.94 km) |
| Fier to Kapellen | 1,026.72 mi (1,652.34 km) |
| Fier to Kasterlee | 1,006.66 mi (1,620.06 km) |
| Fier to Keerbergen | 1,006.36 mi (1,619.57 km) |
| Fier to Kinrooi | 976.18 mi (1,571.01 km) |
| Fier to Knokke-Heist | 1,066.61 mi (1,716.54 km) |
| Fier to Koekelare | 1,067.00 mi (1,717.18 km) |
| Fier to Koekelberg | 1,010.63 mi (1,626.45 km) |
| Fier to Koksijde | 1,079.07 mi (1,736.59 km) |
| Fier to Kontich | 1,018.13 mi (1,638.52 km) |
| Fier to Kortemark | 1,062.24 mi (1,709.52 km) |
| Fier to Kortenberg | 1,004.49 mi (1,616.57 km) |
