| Gaithersburg to Seysses | 3,930.16 mi (6,324.98 km) |
| Gaithersburg to Sin-le-Noble | 3,821.27 mi (6,149.75 km) |
| Gaithersburg to Six-Fours-les-Plages | 4,145.84 mi (6,672.08 km) |
| Gaithersburg to Soissons | 3,855.31 mi (6,204.52 km) |
| Gaithersburg to Soisy-sous-Montmorency | 3,822.74 mi (6,152.10 km) |
| Gaithersburg to Sollies-Pont | 4,152.92 mi (6,683.48 km) |
| Gaithersburg to Somain | 3,828.27 mi (6,161.00 km) |
| Gaithersburg to Sorgues | 4,075.23 mi (6,558.46 km) |
| Gaithersburg to Sotteville-les-Rouen | 3,761.25 mi (6,053.15 km) |
| Gaithersburg to Soyaux | 3,820.05 mi (6,147.78 km) |
| Gaithersburg to Stains | 3,827.23 mi (6,159.33 km) |
| Gaithersburg to Stiring-Wendel | 4,009.37 mi (6,452.46 km) |
| Gaithersburg to Strasbourg | 4,060.98 mi (6,535.52 km) |
| Gaithersburg to Sucy-en-Brie | 3,837.80 mi (6,176.34 km) |
| Gaithersburg to Suresnes | 3,822.43 mi (6,151.60 km) |
