| Slidell to Sestu | 5,355.06 mi (8,618.13 km) |
| Slidell to Settimo Torinese | 5,105.52 mi (8,216.54 km) |
| Slidell to Seveso | 5,148.39 mi (8,285.53 km) |
| Slidell to Sezze | 5,460.13 mi (8,787.23 km) |
| Slidell to Siano | 5,557.51 mi (8,943.95 km) |
| Slidell to Siena | 5,320.34 mi (8,562.26 km) |
| Slidell to Signa | 5,294.45 mi (8,520.59 km) |
| Slidell to Silea | 5,281.84 mi (8,500.30 km) |
| Slidell to Silvi Paese | 5,468.67 mi (8,800.98 km) |
| Slidell to Sinalunga | 5,341.38 mi (8,596.12 km) |
| Slidell to Siniscola | 5,340.14 mi (8,594.13 km) |
| Slidell to Sinnai | 5,360.15 mi (8,626.32 km) |
| Slidell to Siracusa | 5,722.75 mi (9,209.88 km) |
| Slidell to Solaro | 5,147.01 mi (8,283.32 km) |
| Slidell to Soliera | 5,254.68 mi (8,456.59 km) |
