| Gourock to Kluczbork | 1,001.99 mi (1,612.55 km) |
| Gourock to Knurow | 1,046.28 mi (1,683.83 km) |
| Gourock to Kobylka | 1,075.31 mi (1,730.55 km) |
| Gourock to Kokoszki | 922.33 mi (1,484.34 km) |
| Gourock to Kolbuszowa | 1,162.39 mi (1,870.68 km) |
| Gourock to Kolno | 1,075.88 mi (1,731.46 km) |
| Gourock to Kolo | 980.05 mi (1,577.23 km) |
| Gourock to Kolobrzeg | 813.12 mi (1,308.58 km) |
| Gourock to Koluszki | 1,038.22 mi (1,670.85 km) |
| Gourock to Komorniki | 903.81 mi (1,454.53 km) |
| Gourock to Konin | 965.45 mi (1,553.75 km) |
| Gourock to Konskie | 1,079.02 mi (1,736.51 km) |
| Gourock to Konstancin-Jeziorna | 1,079.17 mi (1,736.75 km) |
| Gourock to Konstantynow Lodzki | 1,020.27 mi (1,641.97 km) |
| Gourock to Koronowo | 923.40 mi (1,486.07 km) |
