| Ironton to Spello | 4,711.97 mi (7,583.18 km) |
| Ironton to Spilamberto | 4,585.15 mi (7,379.09 km) |
| Ironton to Spilimbergo | 4,604.28 mi (7,409.88 km) |
| Ironton to Spinea | 4,597.86 mi (7,399.54 km) |
| Ironton to Spoleto | 4,721.29 mi (7,598.18 km) |
| Ironton to Spoltore | 4,794.46 mi (7,715.94 km) |
| Ironton to Spresiano | 4,590.97 mi (7,388.44 km) |
| Ironton to Squinzano | 5,040.42 mi (8,111.77 km) |
| Ironton to Statte | 4,998.96 mi (8,045.05 km) |
| Ironton to Stezzano | 4,488.38 mi (7,223.34 km) |
| Ironton to Strada | 4,632.41 mi (7,455.14 km) |
| Ironton to Stradella | 4,493.45 mi (7,231.50 km) |
| Ironton to Striano | 4,876.43 mi (7,847.85 km) |
| Ironton to Subiaco | 4,770.21 mi (7,676.91 km) |
| Ironton to Sulmona | 4,801.09 mi (7,726.61 km) |
