| Diamond Bar to Sestu | 6,341.54 mi (10,205.73 km) |
| Diamond Bar to Settimo Torinese | 5,996.58 mi (9,650.56 km) |
| Diamond Bar to Seveso | 6,014.92 mi (9,680.07 km) |
| Diamond Bar to Sezze | 6,360.45 mi (10,236.15 km) |
| Diamond Bar to Siano | 6,450.75 mi (10,381.47 km) |
| Diamond Bar to Siena | 6,207.19 mi (9,989.51 km) |
| Diamond Bar to Signa | 6,175.15 mi (9,937.94 km) |
| Diamond Bar to Silea | 6,113.35 mi (9,838.48 km) |
| Diamond Bar to Silvi Paese | 6,337.18 mi (10,198.70 km) |
| Diamond Bar to Sinalunga | 6,225.54 mi (10,019.04 km) |
| Diamond Bar to Siniscola | 6,296.56 mi (10,133.33 km) |
| Diamond Bar to Sinnai | 6,345.32 mi (10,211.81 km) |
| Diamond Bar to Siracusa | 6,674.48 mi (10,741.54 km) |
| Diamond Bar to Solaro | 6,014.67 mi (9,679.67 km) |
| Diamond Bar to Soliera | 6,119.18 mi (9,847.87 km) |
