| Smithville to Spello | 5,156.18 mi (8,298.07 km) |
| Smithville to Spilamberto | 5,024.61 mi (8,086.33 km) |
| Smithville to Spilimbergo | 5,025.50 mi (8,087.75 km) |
| Smithville to Spinea | 5,026.32 mi (8,089.08 km) |
| Smithville to Spoleto | 5,167.04 mi (8,315.54 km) |
| Smithville to Spoltore | 5,236.78 mi (8,427.79 km) |
| Smithville to Spresiano | 5,017.00 mi (8,074.08 km) |
| Smithville to Squinzano | 5,480.58 mi (8,820.15 km) |
| Smithville to Statte | 5,441.72 mi (8,757.61 km) |
| Smithville to Stezzano | 4,924.57 mi (7,925.32 km) |
| Smithville to Strada | 5,077.48 mi (8,171.41 km) |
| Smithville to Stradella | 4,934.99 mi (7,942.10 km) |
| Smithville to Striano | 5,327.97 mi (8,574.55 km) |
| Smithville to Subiaco | 5,219.97 mi (8,400.73 km) |
| Smithville to Sulmona | 5,246.96 mi (8,444.17 km) |
