| Round Rock to Senftenberg | 5,422.95 mi (8,727.40 km) |
| Round Rock to Siegburg | 5,201.98 mi (8,371.78 km) |
| Round Rock to Siegen | 5,229.50 mi (8,416.06 km) |
| Round Rock to Sigmaringen | 5,377.17 mi (8,653.72 km) |
| Round Rock to Simbach am Inn | 5,515.79 mi (8,876.80 km) |
| Round Rock to Simmerath | 5,174.82 mi (8,328.07 km) |
| Round Rock to Sindelfingen | 5,345.70 mi (8,603.08 km) |
| Round Rock to Sinsheim | 5,321.38 mi (8,563.93 km) |
| Round Rock to Sinzheim | 5,311.61 mi (8,548.22 km) |
| Round Rock to Sinzig | 5,212.79 mi (8,389.17 km) |
| Round Rock to Soest | 5,208.38 mi (8,382.08 km) |
| Round Rock to Solingen | 5,184.63 mi (8,343.85 km) |
| Round Rock to Soltau | 5,219.53 mi (8,400.02 km) |
| Round Rock to Sommerda | 5,333.27 mi (8,583.07 km) |
| Round Rock to Sondershausen | 5,316.47 mi (8,556.03 km) |
