| Rio Maior to Santa Venerina | 1,302.33 mi (2,095.89 km) |
| Rio Maior to Santeramo in Colle | 1,357.83 mi (2,185.22 km) |
| Rio Maior to Santo Stefano di Magra | 1,024.55 mi (1,648.85 km) |
| Rio Maior to Santo Stino di Livenza | 1,181.43 mi (1,901.33 km) |
| Rio Maior to Sarezzo | 1,064.56 mi (1,713.24 km) |
| Rio Maior to Sarno | 1,245.55 mi (2,004.51 km) |
| Rio Maior to Saronno | 1,010.67 mi (1,626.51 km) |
| Rio Maior to Sarzana | 1,026.00 mi (1,651.18 km) |
| Rio Maior to Sassari | 928.88 mi (1,494.89 km) |
| Rio Maior to Sasso Marconi | 1,092.55 mi (1,758.29 km) |
| Rio Maior to Sassuolo | 1,072.39 mi (1,725.84 km) |
| Rio Maior to Sava | 1,402.01 mi (2,256.32 km) |
| Rio Maior to Saviano | 1,239.99 mi (1,995.57 km) |
| Rio Maior to Savigliano | 924.48 mi (1,487.81 km) |
| Rio Maior to Savignano sul Panaro | 1,083.28 mi (1,743.37 km) |
