| Potomac to Sassnitz | 4,118.01 mi (6,627.29 km) |
| Potomac to Schaafheim | 4,077.52 mi (6,562.14 km) |
| Potomac to Schalksmuhle | 3,980.94 mi (6,406.70 km) |
| Potomac to Scharbeutz | 4,026.46 mi (6,479.96 km) |
| Potomac to Scheessel | 4,002.97 mi (6,442.16 km) |
| Potomac to Schenefeld | 4,003.78 mi (6,443.47 km) |
| Potomac to Schermbeck | 3,942.51 mi (6,344.86 km) |
| Potomac to Schiffdorf | 3,961.89 mi (6,376.05 km) |
| Potomac to Schifferstadt | 4,067.44 mi (6,545.91 km) |
| Potomac to Schiffweiler | 4,016.88 mi (6,464.54 km) |
| Potomac to Schkeuditz | 4,159.48 mi (6,694.04 km) |
| Potomac to Schkopau | 4,150.34 mi (6,679.33 km) |
| Potomac to Schlangen | 4,015.92 mi (6,463.00 km) |
| Potomac to Schleiden | 3,957.79 mi (6,369.45 km) |
| Potomac to Schleiz | 4,169.13 mi (6,709.56 km) |
