| Somain to Kalisz | 648.80 mi (1,044.14 km) |
| Somain to Kamien Pomorski | 546.41 mi (879.37 km) |
| Somain to Kamienna Gora | 559.72 mi (900.78 km) |
| Somain to Karczew | 784.64 mi (1,262.76 km) |
| Somain to Kartuzy | 685.33 mi (1,102.93 km) |
| Somain to Katowice | 693.08 mi (1,115.40 km) |
| Somain to Kedzierzyn-Kozle | 656.63 mi (1,056.74 km) |
| Somain to Kepno | 643.87 mi (1,036.21 km) |
| Somain to Ketrzyn | 805.70 mi (1,296.64 km) |
| Somain to Kety | 705.23 mi (1,134.96 km) |
| Somain to Kielce | 759.85 mi (1,222.87 km) |
| Somain to Kielczow | 609.06 mi (980.19 km) |
| Somain to Klobuck | 685.73 mi (1,103.57 km) |
| Somain to Klodzko | 588.11 mi (946.47 km) |
| Somain to Kluczbork | 654.37 mi (1,053.10 km) |
