| Romanshorn to Santa Venerina | 742.62 mi (1,195.13 km) |
| Romanshorn to Santeramo in Colle | 593.72 mi (955.50 km) |
| Romanshorn to Santo Stefano di Magra | 236.52 mi (380.64 km) |
| Romanshorn to Santo Stino di Livenza | 202.18 mi (325.38 km) |
| Romanshorn to Sarezzo | 138.14 mi (222.31 km) |
| Romanshorn to Sarno | 533.76 mi (859.00 km) |
| Romanshorn to Saronno | 134.76 mi (216.87 km) |
| Romanshorn to Sarzana | 240.13 mi (386.45 km) |
| Romanshorn to Sassari | 474.02 mi (762.86 km) |
| Romanshorn to Sasso Marconi | 236.71 mi (380.95 km) |
| Romanshorn to Sassuolo | 219.08 mi (352.57 km) |
| Romanshorn to Sava | 640.79 mi (1,031.25 km) |
| Romanshorn to Saviano | 525.22 mi (845.26 km) |
| Romanshorn to Savigliano | 217.55 mi (350.12 km) |
| Romanshorn to Savignano sul Panaro | 227.50 mi (366.13 km) |
