| Gourock to Krosno Odrzanskie | 849.62 mi (1,367.33 km) |
| Gourock to Krotoszyn | 949.47 mi (1,528.02 km) |
| Gourock to Kruszwica | 955.04 mi (1,536.99 km) |
| Gourock to Krynica | 1,161.64 mi (1,869.49 km) |
| Gourock to Krzeszowice | 1,085.23 mi (1,746.50 km) |
| Gourock to Kudowa-Zdroj | 946.40 mi (1,523.09 km) |
| Gourock to Kutno | 1,007.35 mi (1,621.18 km) |
| Gourock to Kwidzyn | 952.24 mi (1,532.48 km) |
| Gourock to Lancut | 1,186.61 mi (1,909.66 km) |
| Gourock to Lapy | 1,123.12 mi (1,807.48 km) |
| Gourock to Lask | 1,017.48 mi (1,637.48 km) |
| Gourock to Laziska Gorne | 1,054.98 mi (1,697.83 km) |
| Gourock to Lebork | 889.97 mi (1,432.27 km) |
| Gourock to Leczna | 1,170.81 mi (1,884.23 km) |
| Gourock to Leczyca | 1,006.21 mi (1,619.35 km) |
