| Harrow Weald to Jozefow | 917.67 mi (1,476.84 km) |
| Harrow Weald to Kalisz | 787.06 mi (1,266.65 km) |
| Harrow Weald to Kamien Pomorski | 650.87 mi (1,047.48 km) |
| Harrow Weald to Kamienna Gora | 709.69 mi (1,142.13 km) |
| Harrow Weald to Karczew | 918.75 mi (1,478.59 km) |
| Harrow Weald to Kartuzy | 791.62 mi (1,273.99 km) |
| Harrow Weald to Katowice | 845.33 mi (1,360.42 km) |
| Harrow Weald to Kedzierzyn-Kozle | 808.94 mi (1,301.87 km) |
| Harrow Weald to Kepno | 787.29 mi (1,267.02 km) |
| Harrow Weald to Ketrzyn | 918.72 mi (1,478.54 km) |
| Harrow Weald to Kety | 860.28 mi (1,384.48 km) |
| Harrow Weald to Kielce | 905.48 mi (1,457.24 km) |
| Harrow Weald to Kielczow | 754.42 mi (1,214.13 km) |
| Harrow Weald to Klobuck | 832.21 mi (1,339.32 km) |
| Harrow Weald to Klodzko | 741.13 mi (1,192.74 km) |
