| Waltham Cross to Koscian | 710.46 mi (1,143.37 km) |
| Waltham Cross to Koscielisko | 888.26 mi (1,429.51 km) |
| Waltham Cross to Koscierzyna | 767.14 mi (1,234.59 km) |
| Waltham Cross to Kostrzyn | 733.23 mi (1,180.02 km) |
| Waltham Cross to Kostrzyn nad Odra | 625.39 mi (1,006.47 km) |
| Waltham Cross to Koszalin | 695.45 mi (1,119.23 km) |
| Waltham Cross to Kowary | 687.75 mi (1,106.82 km) |
| Waltham Cross to Kozienice | 922.93 mi (1,485.32 km) |
| Waltham Cross to Kozuchow | 667.92 mi (1,074.91 km) |
| Waltham Cross to Kozy | 844.98 mi (1,359.87 km) |
| Waltham Cross to Krakow | 875.11 mi (1,408.36 km) |
| Waltham Cross to Krapkowice | 783.88 mi (1,261.54 km) |
| Waltham Cross to Krasnik | 958.90 mi (1,543.20 km) |
| Waltham Cross to Krasnystaw | 999.14 mi (1,607.95 km) |
| Waltham Cross to Krosno | 959.90 mi (1,544.81 km) |
