| Desborough to Koscian | 737.28 mi (1,186.54 km) |
| Desborough to Koscielisko | 925.25 mi (1,489.05 km) |
| Desborough to Koscierzyna | 782.90 mi (1,259.96 km) |
| Desborough to Kostrzyn | 758.22 mi (1,220.24 km) |
| Desborough to Kostrzyn nad Odra | 649.90 mi (1,045.91 km) |
| Desborough to Koszalin | 710.31 mi (1,143.13 km) |
| Desborough to Kowary | 721.69 mi (1,161.45 km) |
| Desborough to Kozienice | 949.94 mi (1,528.78 km) |
| Desborough to Kozuchow | 696.99 mi (1,121.70 km) |
| Desborough to Kozy | 880.40 mi (1,416.87 km) |
| Desborough to Krakow | 909.17 mi (1,463.17 km) |
| Desborough to Krapkowice | 817.75 mi (1,316.04 km) |
| Desborough to Krasnik | 988.19 mi (1,590.33 km) |
| Desborough to Krasnystaw | 1,027.63 mi (1,653.81 km) |
| Desborough to Krosno | 994.00 mi (1,599.68 km) |
