| Fort Thomas to Sinop | 5,673.57 mi (9,130.72 km) |
| Fort Thomas to Siran | 5,905.98 mi (9,504.76 km) |
| Fort Thomas to Sirnak | 6,162.27 mi (9,917.22 km) |
| Fort Thomas to Sirvan | 6,118.23 mi (9,846.33 km) |
| Fort Thomas to Sivas | 5,855.48 mi (9,423.49 km) |
| Fort Thomas to Sivasli | 5,647.03 mi (9,088.01 km) |
| Fort Thomas to Siverek | 6,041.06 mi (9,722.15 km) |
| Fort Thomas to Sivrice | 6,004.15 mi (9,662.74 km) |
| Fort Thomas to Sivrihisar | 5,670.76 mi (9,126.21 km) |
| Fort Thomas to Sogut | 5,591.94 mi (8,999.36 km) |
| Fort Thomas to Sogutlu | 5,560.65 mi (8,949.00 km) |
| Fort Thomas to Soke | 5,592.70 mi (9,000.58 km) |
| Fort Thomas to Solhan | 6,036.51 mi (9,714.83 km) |
| Fort Thomas to Soma | 5,532.65 mi (8,903.94 km) |
| Fort Thomas to Sorgun | 5,787.03 mi (9,313.33 km) |
