| Harrow on the Hill to Jicin | 685.07 mi (1,102.52 km) |
| Harrow on the Hill to Jihlava | 714.33 mi (1,149.61 km) |
| Harrow on the Hill to Jindrichuv Hradec | 695.02 mi (1,118.53 km) |
| Harrow on the Hill to Jirkov | 602.37 mi (969.43 km) |
| Harrow on the Hill to Kadan | 596.69 mi (960.28 km) |
| Harrow on the Hill to Karlovy Vary | 581.96 mi (936.58 km) |
| Harrow on the Hill to Karvina | 831.90 mi (1,338.81 km) |
| Harrow on the Hill to Kladno | 635.96 mi (1,023.47 km) |
| Harrow on the Hill to Klasterec nad Ohri | 592.27 mi (953.16 km) |
| Harrow on the Hill to Klatovy | 616.64 mi (992.38 km) |
| Harrow on the Hill to Kolin | 685.29 mi (1,102.87 km) |
| Harrow on the Hill to Koprivnice | 819.66 mi (1,319.11 km) |
| Harrow on the Hill to Kralupy nad Vltavou | 643.50 mi (1,035.61 km) |
| Harrow on the Hill to Kraluv Dvur | 636.73 mi (1,024.71 km) |
| Harrow on the Hill to Krnov | 791.45 mi (1,273.71 km) |
