| Totteridge to Sinop | 1,776.74 mi (2,859.38 km) |
| Totteridge to Siran | 2,018.98 mi (3,249.24 km) |
| Totteridge to Sirnak | 2,273.67 mi (3,659.12 km) |
| Totteridge to Sirvan | 2,231.75 mi (3,591.65 km) |
| Totteridge to Sivas | 1,947.76 mi (3,134.62 km) |
| Totteridge to Sivasli | 1,700.31 mi (2,736.38 km) |
| Totteridge to Siverek | 2,130.77 mi (3,429.14 km) |
| Totteridge to Sivrice | 2,100.16 mi (3,379.89 km) |
| Totteridge to Sivrihisar | 1,732.06 mi (2,787.48 km) |
| Totteridge to Sogut | 1,651.43 mi (2,657.72 km) |
| Totteridge to Sogutlu | 1,626.07 mi (2,616.91 km) |
| Totteridge to Soke | 1,645.06 mi (2,647.46 km) |
| Totteridge to Solhan | 2,151.71 mi (3,462.85 km) |
| Totteridge to Soma | 1,584.76 mi (2,550.43 km) |
| Totteridge to Sorgun | 1,868.17 mi (3,006.53 km) |
