| Chillicothe to Sinop | 5,608.76 mi (9,026.43 km) |
| Chillicothe to Siran | 5,842.01 mi (9,401.80 km) |
| Chillicothe to Sirnak | 6,098.54 mi (9,814.65 km) |
| Chillicothe to Sirvan | 6,054.56 mi (9,743.87 km) |
| Chillicothe to Sivas | 5,790.26 mi (9,318.52 km) |
| Chillicothe to Sivasli | 5,577.99 mi (8,976.92 km) |
| Chillicothe to Siverek | 5,975.86 mi (9,617.22 km) |
| Chillicothe to Sivrice | 5,939.32 mi (9,558.40 km) |
| Chillicothe to Sivrihisar | 5,602.98 mi (9,017.13 km) |
| Chillicothe to Sogut | 5,523.92 mi (8,889.89 km) |
| Chillicothe to Sogutlu | 5,493.22 mi (8,840.49 km) |
| Chillicothe to Soke | 5,522.44 mi (8,887.50 km) |
| Chillicothe to Solhan | 5,972.83 mi (9,612.34 km) |
| Chillicothe to Soma | 5,463.19 mi (8,792.16 km) |
| Chillicothe to Sorgun | 5,721.01 mi (9,207.08 km) |
