| Harmanli to Juprelle | 1,139.94 mi (1,834.56 km) |
| Harmanli to Jurbise | 1,199.74 mi (1,930.80 km) |
| Harmanli to Kalmthout | 1,201.16 mi (1,933.08 km) |
| Harmanli to Kampenhout | 1,185.48 mi (1,907.85 km) |
| Harmanli to Kapelle-op-den-Bos | 1,194.85 mi (1,922.93 km) |
| Harmanli to Kapellen | 1,200.57 mi (1,932.13 km) |
| Harmanli to Kasterlee | 1,178.35 mi (1,896.37 km) |
| Harmanli to Keerbergen | 1,183.94 mi (1,905.36 km) |
| Harmanli to Kinrooi | 1,144.33 mi (1,841.62 km) |
| Harmanli to Knokke-Heist | 1,246.67 mi (2,006.32 km) |
| Harmanli to Koekelare | 1,252.49 mi (2,015.69 km) |
| Harmanli to Koekelberg | 1,192.14 mi (1,918.56 km) |
| Harmanli to Koksijde | 1,266.09 mi (2,037.58 km) |
| Harmanli to Kontich | 1,194.75 mi (1,922.77 km) |
| Harmanli to Kortemark | 1,248.34 mi (2,009.01 km) |
