| Bois-Guillaume to Siran | 1,945.66 mi (3,131.24 km) |
| Bois-Guillaume to Sirnak | 2,197.19 mi (3,536.03 km) |
| Bois-Guillaume to Sirvan | 2,156.32 mi (3,470.26 km) |
| Bois-Guillaume to Sivas | 1,867.76 mi (3,005.86 km) |
| Bois-Guillaume to Sivasli | 1,596.72 mi (2,569.67 km) |
| Bois-Guillaume to Siverek | 2,048.05 mi (3,296.02 km) |
| Bois-Guillaume to Sivrice | 2,020.11 mi (3,251.05 km) |
| Bois-Guillaume to Sivrihisar | 1,637.39 mi (2,635.12 km) |
| Bois-Guillaume to Sogut | 1,555.78 mi (2,503.79 km) |
| Bois-Guillaume to Sogutlu | 1,535.36 mi (2,470.93 km) |
| Bois-Guillaume to Soke | 1,532.48 mi (2,466.29 km) |
| Bois-Guillaume to Solhan | 2,077.63 mi (3,343.62 km) |
| Bois-Guillaume to Soma | 1,478.51 mi (2,379.43 km) |
| Bois-Guillaume to Sorgun | 1,784.14 mi (2,871.30 km) |
| Bois-Guillaume to Suhut | 1,631.76 mi (2,626.06 km) |
