| Westlake to Sierpc | 4,428.15 mi (7,126.41 km) |
| Westlake to Skarzysko-Kamienna | 4,542.92 mi (7,311.13 km) |
| Westlake to Skawina | 4,551.44 mi (7,324.83 km) |
| Westlake to Skierniewice | 4,481.58 mi (7,212.41 km) |
| Westlake to Skoczow | 4,521.36 mi (7,276.43 km) |
| Westlake to Skwierzyna | 4,294.69 mi (6,911.64 km) |
| Westlake to Slawno | 4,269.53 mi (6,871.15 km) |
| Westlake to Slubice | 4,270.89 mi (6,873.34 km) |
| Westlake to Slupca | 4,389.16 mi (7,063.68 km) |
| Westlake to Slupsk | 4,277.47 mi (6,883.92 km) |
| Westlake to Sochaczew | 4,473.64 mi (7,199.63 km) |
| Westlake to Sokolka | 4,534.83 mi (7,298.11 km) |
| Westlake to Sokolow Podlaski | 4,535.27 mi (7,298.81 km) |
| Westlake to Solec Kujawski | 4,371.30 mi (7,034.93 km) |
| Westlake to Sopot | 4,329.60 mi (6,967.81 km) |
