| Potomac to Schwerte | 3,976.52 mi (6,399.60 km) |
| Potomac to Schwetzingen | 4,075.58 mi (6,559.01 km) |
| Potomac to Schwieberdingen | 4,111.38 mi (6,616.63 km) |
| Potomac to Sebnitz | 4,252.77 mi (6,844.17 km) |
| Potomac to Seeheim-Jugenheim | 4,067.67 mi (6,546.28 km) |
| Potomac to Seelze | 4,029.13 mi (6,484.26 km) |
| Potomac to Seesen | 4,065.96 mi (6,543.54 km) |
| Potomac to Seevetal | 4,017.81 mi (6,466.04 km) |
| Potomac to Sehnde | 4,045.48 mi (6,510.58 km) |
| Potomac to Selb | 4,194.57 mi (6,750.50 km) |
| Potomac to Seligenstadt | 4,072.59 mi (6,554.20 km) |
| Potomac to Selm | 3,966.77 mi (6,383.89 km) |
| Potomac to Senden | 3,962.00 mi (6,376.22 km) |
| Potomac to Senden | 4,169.19 mi (6,709.66 km) |
| Potomac to Sendenhorst | 3,975.88 mi (6,398.56 km) |
