| Youngsville to Sinop | 6,425.89 mi (10,341.47 km) |
| Youngsville to Siran | 6,659.06 mi (10,716.73 km) |
| Youngsville to Sirnak | 6,915.53 mi (11,129.47 km) |
| Youngsville to Sirvan | 6,871.53 mi (11,058.65 km) |
| Youngsville to Sivas | 6,607.33 mi (10,633.48 km) |
| Youngsville to Sivasli | 6,391.17 mi (10,285.60 km) |
| Youngsville to Siverek | 6,792.94 mi (10,932.18 km) |
| Youngsville to Sivrice | 6,756.44 mi (10,873.45 km) |
| Youngsville to Sivrihisar | 6,418.19 mi (10,329.07 km) |
| Youngsville to Sogut | 6,338.80 mi (10,201.32 km) |
| Youngsville to Sogutlu | 6,308.88 mi (10,153.16 km) |
| Youngsville to Soke | 6,332.78 mi (10,191.62 km) |
| Youngsville to Solhan | 6,789.80 mi (10,927.13 km) |
| Youngsville to Soma | 6,275.53 mi (10,099.49 km) |
| Youngsville to Sorgun | 6,537.80 mi (10,521.57 km) |
