| Castelo Branco to Krosno Odrzanskie | 1,365.85 mi (2,198.12 km) |
| Castelo Branco to Krotoszyn | 1,443.61 mi (2,323.26 km) |
| Castelo Branco to Kruszwica | 1,507.26 mi (2,425.69 km) |
| Castelo Branco to Krynica | 1,536.31 mi (2,472.45 km) |
| Castelo Branco to Krzeszowice | 1,493.79 mi (2,404.02 km) |
| Castelo Branco to Kudowa-Zdroj | 1,361.12 mi (2,190.51 km) |
| Castelo Branco to Kutno | 1,534.26 mi (2,469.16 km) |
| Castelo Branco to Kwidzyn | 1,562.17 mi (2,514.07 km) |
| Castelo Branco to Lancut | 1,603.03 mi (2,579.82 km) |
| Castelo Branco to Lapy | 1,690.49 mi (2,720.57 km) |
| Castelo Branco to Lask | 1,507.92 mi (2,426.77 km) |
| Castelo Branco to Laziska Gorne | 1,461.28 mi (2,351.70 km) |
| Castelo Branco to Lebork | 1,547.59 mi (2,490.60 km) |
| Castelo Branco to Leczna | 1,653.55 mi (2,661.14 km) |
| Castelo Branco to Leczyca | 1,522.78 mi (2,450.67 km) |
