| Round Rock to Sosnowiec | 5,652.08 mi (9,096.15 km) |
| Round Rock to Srem | 5,502.88 mi (8,856.04 km) |
| Round Rock to Sroda Slaska | 5,527.35 mi (8,895.40 km) |
| Round Rock to Sroda Wielkopolska | 5,505.86 mi (8,860.83 km) |
| Round Rock to Stalowa Wola | 5,737.75 mi (9,234.01 km) |
| Round Rock to Starachowice | 5,683.42 mi (9,146.59 km) |
| Round Rock to Stargard Szczecinski | 5,385.64 mi (8,667.34 km) |
| Round Rock to Starogard Gdanski | 5,473.47 mi (8,808.70 km) |
| Round Rock to Stary Sacz | 5,735.34 mi (9,230.14 km) |
| Round Rock to Staszow | 5,708.51 mi (9,186.96 km) |
| Round Rock to Strzegom | 5,526.92 mi (8,894.72 km) |
| Round Rock to Strzelce Krajenskie | 5,420.37 mi (8,723.24 km) |
| Round Rock to Strzelce Opolskie | 5,613.50 mi (9,034.06 km) |
| Round Rock to Strzelin | 5,559.43 mi (8,947.04 km) |
| Round Rock to Strzyzow | 5,759.85 mi (9,269.58 km) |
