| Idar-Oberstein to Santeramo in Colle | 767.17 mi (1,234.65 km) |
| Idar-Oberstein to Santo Stefano di Magra | 402.50 mi (647.76 km) |
| Idar-Oberstein to Santo Stino di Livenza | 371.10 mi (597.22 km) |
| Idar-Oberstein to Sarezzo | 311.03 mi (500.56 km) |
| Idar-Oberstein to Sarno | 709.03 mi (1,141.08 km) |
| Idar-Oberstein to Saronno | 293.46 mi (472.28 km) |
| Idar-Oberstein to Sarzana | 406.38 mi (654.00 km) |
| Idar-Oberstein to Sassari | 623.71 mi (1,003.77 km) |
| Idar-Oberstein to Sasso Marconi | 410.98 mi (661.40 km) |
| Idar-Oberstein to Sassuolo | 391.98 mi (630.84 km) |
| Idar-Oberstein to Sava | 813.51 mi (1,309.21 km) |
| Idar-Oberstein to Saviano | 700.49 mi (1,127.33 km) |
| Idar-Oberstein to Savigliano | 350.03 mi (563.32 km) |
| Idar-Oberstein to Savignano sul Panaro | 401.25 mi (645.75 km) |
| Idar-Oberstein to Savignano sul Rubicone | 456.35 mi (734.42 km) |
