| Rio Grande City to Senftenberg | 5,696.53 mi (9,167.68 km) |
| Rio Grande City to Siegburg | 5,469.57 mi (8,802.42 km) |
| Rio Grande City to Siegen | 5,497.81 mi (8,847.86 km) |
| Rio Grande City to Sigmaringen | 5,640.95 mi (9,078.22 km) |
| Rio Grande City to Simbach am Inn | 5,783.03 mi (9,306.89 km) |
| Rio Grande City to Simmerath | 5,441.39 mi (8,757.07 km) |
| Rio Grande City to Sindelfingen | 5,610.55 mi (9,029.31 km) |
| Rio Grande City to Sinsheim | 5,587.18 mi (8,991.70 km) |
| Rio Grande City to Sinzheim | 5,575.90 mi (8,973.54 km) |
| Rio Grande City to Sinzig | 5,479.91 mi (8,819.07 km) |
| Rio Grande City to Soest | 5,478.04 mi (8,816.05 km) |
| Rio Grande City to Solingen | 5,452.83 mi (8,775.49 km) |
| Rio Grande City to Soltau | 5,492.80 mi (8,839.81 km) |
| Rio Grande City to Sommerda | 5,604.25 mi (9,019.16 km) |
| Rio Grande City to Sondershausen | 5,587.63 mi (8,992.42 km) |
