| Clausthal-Zellerfeld to Somma Lombardo | 429.45 mi (691.14 km) |
| Clausthal-Zellerfeld to Somma Vesuviana | 779.96 mi (1,255.23 km) |
| Clausthal-Zellerfeld to Sommacampagna | 443.16 mi (713.20 km) |
| Clausthal-Zellerfeld to Sona | 440.83 mi (709.44 km) |
| Clausthal-Zellerfeld to Sondrio | 389.93 mi (627.53 km) |
| Clausthal-Zellerfeld to Sora | 713.93 mi (1,148.96 km) |
| Clausthal-Zellerfeld to Sorbolo | 480.83 mi (773.82 km) |
| Clausthal-Zellerfeld to Soresina | 450.91 mi (725.68 km) |
| Clausthal-Zellerfeld to Sorisole | 420.36 mi (676.50 km) |
| Clausthal-Zellerfeld to Sorrento | 795.71 mi (1,280.57 km) |
| Clausthal-Zellerfeld to Sorso | 765.05 mi (1,231.22 km) |
| Clausthal-Zellerfeld to Sortino | 1,037.02 mi (1,668.92 km) |
| Clausthal-Zellerfeld to Soverato Marina | 954.82 mi (1,536.64 km) |
| Clausthal-Zellerfeld to Sovicille | 590.27 mi (949.94 km) |
| Clausthal-Zellerfeld to Spello | 618.77 mi (995.82 km) |
