| Castalla to Jozefow | 1,406.02 mi (2,262.78 km) |
| Castalla to Kalisz | 1,281.53 mi (2,062.42 km) |
| Castalla to Kamien Pomorski | 1,286.97 mi (2,071.17 km) |
| Castalla to Kamienna Gora | 1,170.40 mi (1,883.58 km) |
| Castalla to Karczew | 1,404.74 mi (2,260.71 km) |
| Castalla to Kartuzy | 1,401.04 mi (2,254.76 km) |
| Castalla to Katowice | 1,255.55 mi (2,020.62 km) |
| Castalla to Kedzierzyn-Kozle | 1,228.58 mi (1,977.21 km) |
| Castalla to Kepno | 1,258.34 mi (2,025.10 km) |
| Castalla to Ketrzyn | 1,488.43 mi (2,395.39 km) |
| Castalla to Kety | 1,249.76 mi (2,011.30 km) |
| Castalla to Kielce | 1,337.96 mi (2,153.25 km) |
| Castalla to Kielczow | 1,224.69 mi (1,970.95 km) |
| Castalla to Klobuck | 1,277.16 mi (2,055.39 km) |
| Castalla to Klodzko | 1,176.53 mi (1,893.44 km) |
