| Castleton to Spello | 997.28 mi (1,604.97 km) |
| Castleton to Spilamberto | 862.34 mi (1,387.81 km) |
| Castleton to Spilimbergo | 843.16 mi (1,356.94 km) |
| Castleton to Spinea | 849.28 mi (1,366.78 km) |
| Castleton to Spoleto | 1,010.46 mi (1,626.17 km) |
| Castleton to Spoltore | 1,072.27 mi (1,725.65 km) |
| Castleton to Spresiano | 837.91 mi (1,348.49 km) |
| Castleton to Squinzano | 1,308.18 mi (2,105.31 km) |
| Castleton to Statte | 1,272.97 mi (2,048.65 km) |
| Castleton to Stezzano | 760.46 mi (1,223.85 km) |
| Castleton to Strada | 923.34 mi (1,485.97 km) |
| Castleton to Stradella | 780.61 mi (1,256.27 km) |
| Castleton to Striano | 1,175.83 mi (1,892.32 km) |
| Castleton to Subiaco | 1,068.77 mi (1,720.03 km) |
| Castleton to Sulmona | 1,087.73 mi (1,750.53 km) |
