| Round Rock to Seysses | 5,209.36 mi (8,383.66 km) |
| Round Rock to Sin-le-Noble | 5,060.17 mi (8,143.56 km) |
| Round Rock to Six-Fours-les-Plages | 5,419.59 mi (8,721.99 km) |
| Round Rock to Soissons | 5,100.38 mi (8,208.27 km) |
| Round Rock to Soisy-sous-Montmorency | 5,072.34 mi (8,163.13 km) |
| Round Rock to Sollies-Pont | 5,425.92 mi (8,732.17 km) |
| Round Rock to Somain | 5,066.86 mi (8,154.33 km) |
| Round Rock to Sorgues | 5,346.70 mi (8,604.69 km) |
| Round Rock to Sotteville-les-Rouen | 5,010.45 mi (8,063.54 km) |
| Round Rock to Soyaux | 5,091.70 mi (8,194.30 km) |
| Round Rock to Stains | 5,076.91 mi (8,170.49 km) |
| Round Rock to Stiring-Wendel | 5,247.93 mi (8,445.73 km) |
| Round Rock to Strasbourg | 5,301.70 mi (8,532.27 km) |
| Round Rock to Sucy-en-Brie | 5,088.33 mi (8,188.88 km) |
| Round Rock to Suresnes | 5,072.92 mi (8,164.07 km) |
