| Potomac Park to Senftenberg | 5,793.71 mi (9,324.07 km) |
| Potomac Park to Siegburg | 5,644.98 mi (9,084.72 km) |
| Potomac Park to Siegen | 5,664.19 mi (9,115.63 km) |
| Potomac Park to Sigmaringen | 5,845.93 mi (9,408.12 km) |
| Potomac Park to Simbach am Inn | 5,945.83 mi (9,568.89 km) |
| Potomac Park to Simmerath | 5,628.82 mi (9,058.71 km) |
| Potomac Park to Sindelfingen | 5,806.53 mi (9,344.71 km) |
| Potomac Park to Sinsheim | 5,774.75 mi (9,293.57 km) |
| Potomac Park to Sinzheim | 5,779.21 mi (9,300.74 km) |
| Potomac Park to Sinzig | 5,659.58 mi (9,108.22 km) |
| Potomac Park to Soest | 5,631.03 mi (9,062.27 km) |
| Potomac Park to Solingen | 5,622.65 mi (9,048.78 km) |
| Potomac Park to Soltau | 5,604.36 mi (9,019.34 km) |
| Potomac Park to Sommerda | 5,736.15 mi (9,231.44 km) |
| Potomac Park to Sondershausen | 5,718.33 mi (9,202.77 km) |
