| Potomac to Saalfelden am Steinernen Meer | 4,311.89 mi (6,939.32 km) |
| Potomac to Salzburg | 4,307.54 mi (6,932.31 km) |
| Potomac to Sankt Andra | 4,414.94 mi (7,105.15 km) |
| Potomac to Sankt Johann im Pongau | 4,328.86 mi (6,966.63 km) |
| Potomac to Sankt Johann in Tirol | 4,291.40 mi (6,906.34 km) |
| Potomac to Sankt Polten | 4,397.64 mi (7,077.31 km) |
| Potomac to Sankt Valentin | 4,355.15 mi (7,008.93 km) |
| Potomac to Sankt Veit an der Glan | 4,396.24 mi (7,075.06 km) |
| Potomac to Schwaz | 4,267.19 mi (6,867.38 km) |
| Potomac to Schwechat | 4,433.99 mi (7,135.82 km) |
| Potomac to Sierning | 4,350.57 mi (7,001.57 km) |
| Potomac to Spittal an der Drau | 4,359.83 mi (7,016.47 km) |
| Potomac to Stainz | 4,428.76 mi (7,127.40 km) |
| Potomac to Steyr | 4,355.25 mi (7,009.10 km) |
| Potomac to Stockerau | 4,414.81 mi (7,104.96 km) |
