| Castleton to Krosno Odrzanskie | 727.51 mi (1,170.82 km) |
| Castleton to Krotoszyn | 829.88 mi (1,335.56 km) |
| Castleton to Kruszwica | 849.27 mi (1,366.77 km) |
| Castleton to Krynica | 1,030.62 mi (1,658.63 km) |
| Castleton to Krzeszowice | 956.48 mi (1,539.30 km) |
| Castleton to Kudowa-Zdroj | 810.15 mi (1,303.81 km) |
| Castleton to Kutno | 898.90 mi (1,446.64 km) |
| Castleton to Kwidzyn | 860.89 mi (1,385.47 km) |
| Castleton to Lancut | 1,064.55 mi (1,713.23 km) |
| Castleton to Lapy | 1,030.46 mi (1,658.37 km) |
| Castleton to Lask | 901.47 mi (1,450.78 km) |
| Castleton to Laziska Gorne | 924.08 mi (1,487.16 km) |
| Castleton to Lebork | 807.76 mi (1,299.96 km) |
| Castleton to Leczna | 1,061.37 mi (1,708.10 km) |
| Castleton to Leczyca | 895.33 mi (1,440.89 km) |
