| Seymour to Sestu | 4,820.30 mi (7,757.53 km) |
| Seymour to Settimo Torinese | 4,543.73 mi (7,312.42 km) |
| Seymour to Seveso | 4,581.53 mi (7,373.26 km) |
| Seymour to Sezze | 4,904.51 mi (7,893.05 km) |
| Seymour to Siano | 5,001.32 mi (8,048.84 km) |
| Seymour to Siena | 4,760.01 mi (7,660.49 km) |
| Seymour to Signa | 4,732.41 mi (7,616.08 km) |
| Seymour to Silea | 4,708.94 mi (7,578.31 km) |
| Seymour to Silvi Paese | 4,905.82 mi (7,895.16 km) |
| Seymour to Sinalunga | 4,780.66 mi (7,693.74 km) |
| Seymour to Siniscola | 4,797.14 mi (7,720.25 km) |
| Seymour to Sinnai | 4,825.09 mi (7,765.23 km) |
| Seymour to Siracusa | 5,182.86 mi (8,341.01 km) |
| Seymour to Solaro | 4,580.39 mi (7,371.42 km) |
| Seymour to Soliera | 4,688.56 mi (7,545.51 km) |
