| Desborough to Kluczbork | 818.64 mi (1,317.47 km) |
| Desborough to Knurow | 853.06 mi (1,372.87 km) |
| Desborough to Kobylka | 924.89 mi (1,488.47 km) |
| Desborough to Kokoszki | 803.77 mi (1,293.54 km) |
| Desborough to Kolbuszowa | 982.19 mi (1,580.68 km) |
| Desborough to Kolno | 945.99 mi (1,522.42 km) |
| Desborough to Kolo | 819.15 mi (1,318.29 km) |
| Desborough to Kolobrzeg | 685.71 mi (1,103.54 km) |
| Desborough to Koluszki | 873.47 mi (1,405.72 km) |
| Desborough to Komorniki | 737.54 mi (1,186.95 km) |
| Desborough to Konin | 803.63 mi (1,293.32 km) |
| Desborough to Konskie | 907.61 mi (1,460.65 km) |
| Desborough to Konstancin-Jeziorna | 924.33 mi (1,487.56 km) |
| Desborough to Konstantynow Lodzki | 853.89 mi (1,374.21 km) |
| Desborough to Koronowo | 781.95 mi (1,258.42 km) |
