| Americus to Spello | 5,063.39 mi (8,148.74 km) |
| Americus to Spilamberto | 4,940.49 mi (7,950.96 km) |
| Americus to Spilimbergo | 4,970.16 mi (7,998.70 km) |
| Americus to Spinea | 4,959.65 mi (7,981.78 km) |
| Americus to Spoleto | 5,071.67 mi (8,162.06 km) |
| Americus to Spoltore | 5,146.43 mi (8,282.38 km) |
| Americus to Spresiano | 4,954.21 mi (7,973.03 km) |
| Americus to Squinzano | 5,391.88 mi (8,677.40 km) |
| Americus to Statte | 5,349.11 mi (8,608.55 km) |
| Americus to Stezzano | 4,846.46 mi (7,799.62 km) |
| Americus to Strada | 4,983.91 mi (8,020.83 km) |
| Americus to Stradella | 4,848.23 mi (7,802.48 km) |
| Americus to Striano | 5,221.88 mi (8,403.81 km) |
| Americus to Subiaco | 5,117.65 mi (8,236.06 km) |
| Americus to Sulmona | 5,150.78 mi (8,289.37 km) |
