| Keystone to Sosnowiec | 5,225.92 mi (8,410.31 km) |
| Keystone to Srem | 5,088.79 mi (8,189.61 km) |
| Keystone to Sroda Slaska | 5,099.42 mi (8,206.72 km) |
| Keystone to Sroda Wielkopolska | 5,094.86 mi (8,199.38 km) |
| Keystone to Stalowa Wola | 5,330.16 mi (8,578.06 km) |
| Keystone to Starachowice | 5,276.49 mi (8,491.68 km) |
| Keystone to Stargard Szczecinski | 4,978.57 mi (8,012.23 km) |
| Keystone to Starogard Gdanski | 5,090.33 mi (8,192.09 km) |
| Keystone to Stary Sacz | 5,308.24 mi (8,542.78 km) |
| Keystone to Staszow | 5,296.22 mi (8,523.44 km) |
| Keystone to Strzegom | 5,095.51 mi (8,200.42 km) |
| Keystone to Strzelce Krajenskie | 5,009.51 mi (8,062.03 km) |
| Keystone to Strzelce Opolskie | 5,185.74 mi (8,345.64 km) |
| Keystone to Strzelin | 5,129.23 mi (8,254.71 km) |
| Keystone to Strzyzow | 5,342.67 mi (8,598.19 km) |
