| Castleford to Kluczbork | 844.45 mi (1,359.00 km) |
| Castleford to Knurow | 883.32 mi (1,421.56 km) |
| Castleford to Kobylka | 938.23 mi (1,509.93 km) |
| Castleford to Kokoszki | 803.90 mi (1,293.76 km) |
| Castleford to Kolbuszowa | 1,007.78 mi (1,621.87 km) |
| Castleford to Kolno | 951.69 mi (1,531.60 km) |
| Castleford to Kolo | 835.73 mi (1,344.98 km) |
| Castleford to Kolobrzeg | 687.62 mi (1,106.62 km) |
| Castleford to Koluszki | 892.06 mi (1,435.64 km) |
| Castleford to Komorniki | 755.50 mi (1,215.85 km) |
| Castleford to Konin | 820.44 mi (1,320.38 km) |
| Castleford to Konskie | 929.14 mi (1,495.31 km) |
| Castleford to Konstancin-Jeziorna | 939.38 mi (1,511.79 km) |
| Castleford to Konstantynow Lodzki | 872.98 mi (1,404.93 km) |
| Castleford to Koronowo | 790.50 mi (1,272.18 km) |
