| Castleton to Kluczbork | 877.19 mi (1,411.70 km) |
| Castleton to Knurow | 915.49 mi (1,473.34 km) |
| Castleton to Kobylka | 972.21 mi (1,564.63 km) |
| Castleton to Kokoszki | 838.44 mi (1,349.34 km) |
| Castleton to Kolbuszowa | 1,040.64 mi (1,674.74 km) |
| Castleton to Kolno | 986.10 mi (1,586.97 km) |
| Castleton to Kolo | 869.43 mi (1,399.21 km) |
| Castleton to Kolobrzeg | 722.09 mi (1,162.10 km) |
| Castleton to Koluszki | 925.61 mi (1,489.63 km) |
| Castleton to Komorniki | 789.03 mi (1,269.82 km) |
| Castleton to Konin | 854.12 mi (1,374.57 km) |
| Castleton to Konskie | 962.42 mi (1,548.86 km) |
| Castleton to Konstancin-Jeziorna | 973.24 mi (1,566.28 km) |
| Castleton to Konstantynow Lodzki | 906.47 mi (1,458.83 km) |
| Castleton to Koronowo | 824.73 mi (1,327.27 km) |
