| Shasta Lake to Solofra | 6,198.60 mi (9,975.68 km) |
| Shasta Lake to Somma Lombardo | 5,749.22 mi (9,252.48 km) |
| Shasta Lake to Somma Vesuviana | 6,185.12 mi (9,953.99 km) |
| Shasta Lake to Sommacampagna | 5,824.21 mi (9,373.16 km) |
| Shasta Lake to Sona | 5,821.84 mi (9,369.35 km) |
| Shasta Lake to Sondrio | 5,753.70 mi (9,259.69 km) |
| Shasta Lake to Sora | 6,113.14 mi (9,838.14 km) |
| Shasta Lake to Sorbolo | 5,845.08 mi (9,406.75 km) |
| Shasta Lake to Soresina | 5,803.70 mi (9,340.16 km) |
| Shasta Lake to Sorisole | 5,772.51 mi (9,289.96 km) |
| Shasta Lake to Sorrento | 6,197.85 mi (9,974.47 km) |
| Shasta Lake to Sorso | 6,021.97 mi (9,691.43 km) |
| Shasta Lake to Sortino | 6,420.92 mi (10,333.48 km) |
| Shasta Lake to Soverato Marina | 6,372.41 mi (10,255.41 km) |
| Shasta Lake to Sovicille | 5,956.55 mi (9,586.14 km) |
