| Silver Spring to Spello | 4,449.20 mi (7,160.29 km) |
| Silver Spring to Spilamberto | 4,324.55 mi (6,959.68 km) |
| Silver Spring to Spilimbergo | 4,350.24 mi (7,001.03 km) |
| Silver Spring to Spinea | 4,341.18 mi (6,986.46 km) |
| Silver Spring to Spoleto | 4,457.94 mi (7,174.36 km) |
| Silver Spring to Spoltore | 4,532.06 mi (7,293.65 km) |
| Silver Spring to Spresiano | 4,335.20 mi (6,976.84 km) |
| Silver Spring to Squinzano | 4,777.91 mi (7,689.30 km) |
| Silver Spring to Statte | 4,735.68 mi (7,621.35 km) |
| Silver Spring to Stezzano | 4,229.34 mi (6,806.46 km) |
| Silver Spring to Strada | 4,369.62 mi (7,032.23 km) |
| Silver Spring to Stradella | 4,232.45 mi (6,811.47 km) |
| Silver Spring to Striano | 4,610.52 mi (7,419.91 km) |
| Silver Spring to Subiaco | 4,505.28 mi (7,250.55 km) |
| Silver Spring to Sulmona | 4,537.42 mi (7,302.27 km) |
