| Holbrook to Sinop | 5,170.77 mi (8,321.56 km) |
| Holbrook to Siran | 5,408.62 mi (8,704.33 km) |
| Holbrook to Sirnak | 5,665.80 mi (9,118.22 km) |
| Holbrook to Sirvan | 5,622.39 mi (9,048.36 km) |
| Holbrook to Sivas | 5,348.92 mi (8,608.26 km) |
| Holbrook to Sivasli | 5,112.46 mi (8,227.70 km) |
| Holbrook to Siverek | 5,534.05 mi (8,906.19 km) |
| Holbrook to Sivrice | 5,500.01 mi (8,851.41 km) |
| Holbrook to Sivrihisar | 5,145.53 mi (8,280.93 km) |
| Holbrook to Sogut | 5,065.10 mi (8,151.49 km) |
| Holbrook to Sogutlu | 5,038.43 mi (8,108.57 km) |
| Holbrook to Soke | 5,049.01 mi (8,125.60 km) |
| Holbrook to Solhan | 5,540.87 mi (8,917.17 km) |
| Holbrook to Soma | 4,995.17 mi (8,038.96 km) |
| Holbrook to Sorgun | 5,274.70 mi (8,488.81 km) |
