| River Ridge to Spello | 5,424.88 mi (8,730.50 km) |
| River Ridge to Spilamberto | 5,300.14 mi (8,529.75 km) |
| River Ridge to Spilimbergo | 5,324.63 mi (8,569.16 km) |
| River Ridge to Spinea | 5,316.21 mi (8,555.62 km) |
| River Ridge to Spoleto | 5,433.61 mi (8,744.55 km) |
| River Ridge to Spoltore | 5,507.74 mi (8,863.85 km) |
| River Ridge to Spresiano | 5,310.03 mi (8,545.67 km) |
| River Ridge to Squinzano | 5,753.59 mi (9,259.50 km) |
| River Ridge to Statte | 5,711.35 mi (9,191.53 km) |
| River Ridge to Stezzano | 5,204.75 mi (8,376.24 km) |
| River Ridge to Strada | 5,345.30 mi (8,602.43 km) |
| River Ridge to Stradella | 5,208.06 mi (8,381.57 km) |
| River Ridge to Striano | 5,585.98 mi (8,989.77 km) |
| River Ridge to Subiaco | 5,480.86 mi (8,820.60 km) |
| River Ridge to Sulmona | 5,513.07 mi (8,872.43 km) |
