| Norristown to Spello | 4,331.44 mi (6,970.78 km) |
| Norristown to Spilamberto | 4,206.63 mi (6,769.92 km) |
| Norristown to Spilimbergo | 4,232.02 mi (6,810.78 km) |
| Norristown to Spinea | 4,223.06 mi (6,796.36 km) |
| Norristown to Spoleto | 4,340.23 mi (6,984.92 km) |
| Norristown to Spoltore | 4,414.28 mi (7,104.10 km) |
| Norristown to Spresiano | 4,217.05 mi (6,786.68 km) |
| Norristown to Squinzano | 4,660.15 mi (7,499.79 km) |
| Norristown to Statte | 4,617.98 mi (7,431.93 km) |
| Norristown to Stezzano | 4,111.33 mi (6,616.54 km) |
| Norristown to Strada | 4,251.86 mi (6,842.71 km) |
| Norristown to Stradella | 4,114.55 mi (6,621.74 km) |
| Norristown to Striano | 4,493.04 mi (7,230.85 km) |
| Norristown to Subiaco | 4,387.71 mi (7,061.33 km) |
| Norristown to Sulmona | 4,419.73 mi (7,112.88 km) |
