| Porterville to Spello | 6,186.70 mi (9,956.54 km) |
| Porterville to Spilamberto | 6,051.76 mi (9,739.37 km) |
| Porterville to Spilimbergo | 6,019.95 mi (9,688.18 km) |
| Porterville to Spinea | 6,033.74 mi (9,710.37 km) |
| Porterville to Spoleto | 6,199.91 mi (9,977.80 km) |
| Porterville to Spoltore | 6,260.75 mi (10,075.70 km) |
| Porterville to Spresiano | 6,020.46 mi (9,688.99 km) |
| Porterville to Squinzano | 6,490.99 mi (10,446.24 km) |
| Porterville to Statte | 6,458.50 mi (10,393.95 km) |
| Porterville to Stezzano | 5,949.91 mi (9,575.45 km) |
| Porterville to Strada | 6,112.58 mi (9,837.24 km) |
| Porterville to Stradella | 5,969.38 mi (9,606.78 km) |
| Porterville to Striano | 6,365.29 mi (10,243.94 km) |
| Porterville to Subiaco | 6,258.08 mi (10,071.41 km) |
| Porterville to Sulmona | 6,276.99 mi (10,101.84 km) |
