| Riviera Beach to Sierpc | 5,143.68 mi (8,277.96 km) |
| Riviera Beach to Skarzysko-Kamienna | 5,242.99 mi (8,437.78 km) |
| Riviera Beach to Skawina | 5,233.15 mi (8,421.93 km) |
| Riviera Beach to Skierniewice | 5,188.32 mi (8,349.80 km) |
| Riviera Beach to Skoczow | 5,196.06 mi (8,362.25 km) |
| Riviera Beach to Skwierzyna | 4,990.24 mi (8,031.02 km) |
| Riviera Beach to Slawno | 4,991.24 mi (8,032.62 km) |
| Riviera Beach to Slubice | 4,959.65 mi (7,981.79 km) |
| Riviera Beach to Slupca | 5,090.41 mi (8,192.23 km) |
| Riviera Beach to Slupsk | 5,001.76 mi (8,049.56 km) |
| Riviera Beach to Sochaczew | 5,183.87 mi (8,342.62 km) |
| Riviera Beach to Sokolka | 5,271.92 mi (8,484.34 km) |
| Riviera Beach to Sokolow Podlaski | 5,255.94 mi (8,458.61 km) |
| Riviera Beach to Solec Kujawski | 5,083.49 mi (8,181.08 km) |
| Riviera Beach to Sopot | 5,059.33 mi (8,142.21 km) |
