| Allen to Sestu | 5,542.71 mi (8,920.14 km) |
| Allen to Settimo Torinese | 5,259.81 mi (8,464.85 km) |
| Allen to Seveso | 5,295.59 mi (8,522.43 km) |
| Allen to Sezze | 5,622.13 mi (9,047.94 km) |
| Allen to Siano | 5,718.61 mi (9,203.22 km) |
| Allen to Siena | 5,476.27 mi (8,813.20 km) |
| Allen to Signa | 5,448.10 mi (8,767.87 km) |
| Allen to Silea | 5,420.05 mi (8,722.73 km) |
| Allen to Silvi Paese | 5,620.93 mi (9,046.02 km) |
| Allen to Sinalunga | 5,496.75 mi (8,846.17 km) |
| Allen to Siniscola | 5,518.12 mi (8,880.55 km) |
| Allen to Sinnai | 5,547.45 mi (8,927.76 km) |
| Allen to Siracusa | 5,904.11 mi (9,501.74 km) |
| Allen to Solaro | 5,294.55 mi (8,520.76 km) |
| Allen to Soliera | 5,402.74 mi (8,694.87 km) |
