| Castle Rock to Kluczbork | 5,310.35 mi (8,546.18 km) |
| Castle Rock to Knurow | 5,363.58 mi (8,631.85 km) |
| Castle Rock to Kobylka | 5,323.29 mi (8,567.00 km) |
| Castle Rock to Kokoszki | 5,144.64 mi (8,279.49 km) |
| Castle Rock to Kolbuszowa | 5,449.87 mi (8,770.71 km) |
| Castle Rock to Kolno | 5,285.58 mi (8,506.33 km) |
| Castle Rock to Kolo | 5,259.42 mi (8,464.22 km) |
| Castle Rock to Kolobrzeg | 5,073.28 mi (8,164.65 km) |
| Castle Rock to Koluszki | 5,315.52 mi (8,554.49 km) |
| Castle Rock to Komorniki | 5,200.98 mi (8,370.17 km) |
| Castle Rock to Konin | 5,248.23 mi (8,446.20 km) |
| Castle Rock to Konskie | 5,361.65 mi (8,628.74 km) |
| Castle Rock to Konstancin-Jeziorna | 5,334.28 mi (8,584.69 km) |
| Castle Rock to Konstantynow Lodzki | 5,302.44 mi (8,533.46 km) |
| Castle Rock to Koronowo | 5,182.47 mi (8,340.38 km) |
