| Highlands Ranch to Senftenberg | 5,153.37 mi (8,293.55 km) |
| Highlands Ranch to Siegburg | 4,973.06 mi (8,003.37 km) |
| Highlands Ranch to Siegen | 4,995.82 mi (8,039.99 km) |
| Highlands Ranch to Sigmaringen | 5,166.09 mi (8,314.01 km) |
| Highlands Ranch to Simbach am Inn | 5,282.57 mi (8,501.47 km) |
| Highlands Ranch to Simmerath | 4,952.35 mi (7,970.03 km) |
| Highlands Ranch to Sindelfingen | 5,129.37 mi (8,254.92 km) |
| Highlands Ranch to Sinsheim | 5,100.18 mi (8,207.95 km) |
| Highlands Ranch to Sinzheim | 5,099.08 mi (8,206.18 km) |
| Highlands Ranch to Sinzig | 4,986.32 mi (8,024.70 km) |
| Highlands Ranch to Soest | 4,967.14 mi (7,993.84 km) |
| Highlands Ranch to Solingen | 4,952.46 mi (7,970.21 km) |
| Highlands Ranch to Soltau | 4,955.78 mi (7,975.56 km) |
| Highlands Ranch to Sommerda | 5,081.62 mi (8,178.07 km) |
| Highlands Ranch to Sondershausen | 5,064.01 mi (8,149.74 km) |
