| Forest to Kalisz | 597.09 mi (960.92 km) |
| Forest to Kamien Pomorski | 490.93 mi (790.07 km) |
| Forest to Kamienna Gora | 510.79 mi (822.04 km) |
| Forest to Karczew | 732.38 mi (1,178.65 km) |
| Forest to Kartuzy | 630.02 mi (1,013.92 km) |
| Forest to Katowice | 645.19 mi (1,038.33 km) |
| Forest to Kedzierzyn-Kozle | 608.69 mi (979.59 km) |
| Forest to Kepno | 593.31 mi (954.85 km) |
| Forest to Ketrzyn | 750.89 mi (1,208.44 km) |
| Forest to Kety | 658.36 mi (1,059.54 km) |
| Forest to Kielce | 710.08 mi (1,142.76 km) |
| Forest to Kielczow | 558.92 mi (899.50 km) |
| Forest to Klobuck | 636.06 mi (1,023.63 km) |
| Forest to Klodzko | 540.28 mi (869.49 km) |
| Forest to Kluczbork | 604.59 mi (973.00 km) |
