| Union to Senftenberg | 4,758.71 mi (7,658.40 km) |
| Union to Siegburg | 4,540.77 mi (7,307.66 km) |
| Union to Siegen | 4,567.83 mi (7,351.22 km) |
| Union to Sigmaringen | 4,718.42 mi (7,593.56 km) |
| Union to Simbach am Inn | 4,854.63 mi (7,812.77 km) |
| Union to Simmerath | 4,514.27 mi (7,265.02 km) |
| Union to Sindelfingen | 4,686.21 mi (7,541.73 km) |
| Union to Sinsheim | 4,661.24 mi (7,501.54 km) |
| Union to Sinzheim | 4,652.54 mi (7,487.54 km) |
| Union to Sinzig | 4,551.86 mi (7,325.51 km) |
| Union to Soest | 4,545.96 mi (7,316.02 km) |
| Union to Solingen | 4,523.05 mi (7,279.14 km) |
| Union to Soltau | 4,555.44 mi (7,331.27 km) |
| Union to Sommerda | 4,670.14 mi (7,515.86 km) |
| Union to Sondershausen | 4,653.26 mi (7,488.69 km) |
