| London Colney to Kluczbork | 798.46 mi (1,285.00 km) |
| London Colney to Knurow | 830.09 mi (1,335.91 km) |
| London Colney to Kobylka | 911.56 mi (1,467.01 km) |
| London Colney to Kokoszki | 798.89 mi (1,285.69 km) |
| London Colney to Kolbuszowa | 961.43 mi (1,547.27 km) |
| London Colney to Kolno | 937.07 mi (1,508.08 km) |
| London Colney to Kolo | 804.42 mi (1,294.59 km) |
| London Colney to Kolobrzeg | 680.62 mi (1,095.35 km) |
| London Colney to Koluszki | 857.28 mi (1,379.66 km) |
| London Colney to Komorniki | 722.51 mi (1,162.76 km) |
| London Colney to Konin | 788.86 mi (1,269.55 km) |
| London Colney to Konskie | 889.52 mi (1,431.55 km) |
| London Colney to Konstancin-Jeziorna | 909.99 mi (1,464.48 km) |
| London Colney to Konstantynow Lodzki | 837.50 mi (1,347.83 km) |
| London Colney to Koronowo | 772.21 mi (1,242.76 km) |
