| Rockville to Spello | 4,451.80 mi (7,164.48 km) |
| Rockville to Spilamberto | 4,327.02 mi (6,963.66 km) |
| Rockville to Spilimbergo | 4,352.36 mi (7,004.44 km) |
| Rockville to Spinea | 4,343.44 mi (6,990.10 km) |
| Rockville to Spoleto | 4,460.57 mi (7,178.60 km) |
| Rockville to Spoltore | 4,534.64 mi (7,297.80 km) |
| Rockville to Spresiano | 4,337.41 mi (6,980.39 km) |
| Rockville to Squinzano | 4,780.51 mi (7,693.49 km) |
| Rockville to Statte | 4,738.33 mi (7,625.60 km) |
| Rockville to Stezzano | 4,231.72 mi (6,810.29 km) |
| Rockville to Strada | 4,372.22 mi (7,036.41 km) |
| Rockville to Stradella | 4,234.94 mi (6,815.48 km) |
| Rockville to Striano | 4,613.31 mi (7,424.40 km) |
| Rockville to Subiaco | 4,508.01 mi (7,254.94 km) |
| Rockville to Sulmona | 4,540.07 mi (7,306.54 km) |
