| Johnston to Sinop | 5,833.25 mi (9,387.71 km) |
| Johnston to Siran | 6,055.03 mi (9,744.62 km) |
| Johnston to Sirnak | 6,306.58 mi (10,149.46 km) |
| Johnston to Sirvan | 6,262.26 mi (10,078.14 km) |
| Johnston to Sivas | 6,017.97 mi (9,684.99 km) |
| Johnston to Sivasli | 5,853.46 mi (9,420.23 km) |
| Johnston to Siverek | 6,201.73 mi (9,980.71 km) |
| Johnston to Sivrice | 6,161.24 mi (9,915.56 km) |
| Johnston to Sivrihisar | 5,862.70 mi (9,435.10 km) |
| Johnston to Sogut | 5,787.28 mi (9,313.72 km) |
| Johnston to Sogutlu | 5,749.51 mi (9,252.94 km) |
| Johnston to Soke | 5,814.20 mi (9,357.05 km) |
| Johnston to Solhan | 6,181.41 mi (9,948.02 km) |
| Johnston to Soma | 5,744.99 mi (9,245.67 km) |
| Johnston to Sorgun | 5,958.62 mi (9,589.47 km) |
