| Harrow Weald to Koscian | 724.30 mi (1,165.65 km) |
| Harrow Weald to Koscielisko | 901.10 mi (1,450.18 km) |
| Harrow Weald to Koscierzyna | 781.40 mi (1,257.54 km) |
| Harrow Weald to Kostrzyn | 747.18 mi (1,202.46 km) |
| Harrow Weald to Kostrzyn nad Odra | 639.39 mi (1,028.99 km) |
| Harrow Weald to Koszalin | 709.73 mi (1,142.20 km) |
| Harrow Weald to Kowary | 701.00 mi (1,128.15 km) |
| Harrow Weald to Kozienice | 936.73 mi (1,507.52 km) |
| Harrow Weald to Kozuchow | 681.61 mi (1,096.95 km) |
| Harrow Weald to Kozy | 858.03 mi (1,380.86 km) |
| Harrow Weald to Krakow | 888.30 mi (1,429.59 km) |
| Harrow Weald to Krapkowice | 797.12 mi (1,282.84 km) |
| Harrow Weald to Krasnik | 972.53 mi (1,565.13 km) |
| Harrow Weald to Krasnystaw | 1,012.82 mi (1,629.97 km) |
| Harrow Weald to Krosno | 973.07 mi (1,566.01 km) |
