| Rieti to Siran | 1,366.72 mi (2,199.53 km) |
| Rieti to Sirnak | 1,595.00 mi (2,566.91 km) |
| Rieti to Sirvan | 1,559.59 mi (2,509.91 km) |
| Rieti to Sivas | 1,267.26 mi (2,039.47 km) |
| Rieti to Sivasli | 923.53 mi (1,486.28 km) |
| Rieti to Siverek | 1,429.14 mi (2,299.97 km) |
| Rieti to Sivrice | 1,412.05 mi (2,272.48 km) |
| Rieti to Sivrihisar | 994.17 mi (1,599.97 km) |
| Rieti to Sogut | 913.78 mi (1,470.58 km) |
| Rieti to Sogutlu | 914.24 mi (1,471.32 km) |
| Rieti to Soke | 832.50 mi (1,339.78 km) |
| Rieti to Solhan | 1,489.23 mi (2,396.69 km) |
| Rieti to Soma | 801.80 mi (1,290.37 km) |
| Rieti to Sorgun | 1,172.86 mi (1,887.53 km) |
| Rieti to Suhut | 965.52 mi (1,553.85 km) |
