| Greenbelt to Spello | 4,443.74 mi (7,151.51 km) |
| Greenbelt to Spilamberto | 4,319.16 mi (6,951.01 km) |
| Greenbelt to Spilimbergo | 4,345.04 mi (6,992.66 km) |
| Greenbelt to Spinea | 4,335.91 mi (6,977.97 km) |
| Greenbelt to Spoleto | 4,452.46 mi (7,165.55 km) |
| Greenbelt to Spoltore | 4,526.61 mi (7,284.88 km) |
| Greenbelt to Spresiano | 4,329.96 mi (6,968.39 km) |
| Greenbelt to Squinzano | 4,772.45 mi (7,680.52 km) |
| Greenbelt to Statte | 4,730.20 mi (7,612.53 km) |
| Greenbelt to Stezzano | 4,224.00 mi (6,797.86 km) |
| Greenbelt to Strada | 4,364.17 mi (7,023.45 km) |
| Greenbelt to Stradella | 4,227.05 mi (6,802.78 km) |
| Greenbelt to Striano | 4,604.96 mi (7,410.97 km) |
| Greenbelt to Subiaco | 4,499.76 mi (7,241.67 km) |
| Greenbelt to Sulmona | 4,531.93 mi (7,293.44 km) |
