| Gourock to Sosnowiec | 1,060.94 mi (1,707.41 km) |
| Gourock to Srem | 921.11 mi (1,482.38 km) |
| Gourock to Sroda Slaska | 934.40 mi (1,503.77 km) |
| Gourock to Sroda Wielkopolska | 927.17 mi (1,492.13 km) |
| Gourock to Stalowa Wola | 1,162.45 mi (1,870.78 km) |
| Gourock to Starachowice | 1,108.79 mi (1,784.43 km) |
| Gourock to Stargard Szczecinski | 811.64 mi (1,306.21 km) |
| Gourock to Starogard Gdanski | 931.83 mi (1,499.64 km) |
| Gourock to Stary Sacz | 1,143.98 mi (1,841.06 km) |
| Gourock to Staszow | 1,128.69 mi (1,816.45 km) |
| Gourock to Strzegom | 931.80 mi (1,499.59 km) |
| Gourock to Strzelce Krajenskie | 841.95 mi (1,354.98 km) |
| Gourock to Strzelce Opolskie | 1,021.10 mi (1,643.30 km) |
| Gourock to Strzelin | 965.21 mi (1,553.36 km) |
| Gourock to Strzyzow | 1,175.90 mi (1,892.43 km) |
