| Riviera Beach to Sestu | 5,031.08 mi (8,096.74 km) |
| Riviera Beach to Settimo Torinese | 4,832.06 mi (7,776.45 km) |
| Riviera Beach to Seveso | 4,883.87 mi (7,859.83 km) |
| Riviera Beach to Sezze | 5,169.23 mi (8,319.07 km) |
| Riviera Beach to Siano | 5,266.02 mi (8,474.84 km) |
| Riviera Beach to Siena | 5,040.41 mi (8,111.75 km) |
| Riviera Beach to Signa | 5,018.13 mi (8,075.90 km) |
| Riviera Beach to Silea | 5,027.04 mi (8,090.24 km) |
| Riviera Beach to Silvi Paese | 5,190.92 mi (8,353.98 km) |
| Riviera Beach to Sinalunga | 5,061.80 mi (8,146.18 km) |
| Riviera Beach to Siniscola | 5,029.64 mi (8,094.42 km) |
| Riviera Beach to Sinnai | 5,036.56 mi (8,105.56 km) |
| Riviera Beach to Siracusa | 5,400.88 mi (8,691.88 km) |
| Riviera Beach to Solaro | 4,882.06 mi (7,856.92 km) |
| Riviera Beach to Soliera | 4,986.85 mi (8,025.56 km) |
