| Shasta Lake to Sestu | 6,122.54 mi (9,853.27 km) |
| Shasta Lake to Settimo Torinese | 5,753.94 mi (9,260.07 km) |
| Shasta Lake to Seveso | 5,763.60 mi (9,275.61 km) |
| Shasta Lake to Sezze | 6,110.79 mi (9,834.36 km) |
| Shasta Lake to Siano | 6,196.23 mi (9,971.86 km) |
| Shasta Lake to Siena | 5,957.24 mi (9,587.26 km) |
| Shasta Lake to Signa | 5,924.04 mi (9,533.83 km) |
| Shasta Lake to Silea | 5,847.91 mi (9,411.29 km) |
| Shasta Lake to Silvi Paese | 6,077.57 mi (9,780.90 km) |
| Shasta Lake to Sinalunga | 5,974.19 mi (9,614.53 km) |
| Shasta Lake to Siniscola | 6,068.03 mi (9,765.55 km) |
| Shasta Lake to Sinnai | 6,125.73 mi (9,858.42 km) |
| Shasta Lake to Siracusa | 6,433.89 mi (10,354.34 km) |
| Shasta Lake to Solaro | 5,763.73 mi (9,275.83 km) |
| Shasta Lake to Soliera | 5,864.28 mi (9,437.64 km) |
