| Ironton to Sestu | 4,692.95 mi (7,552.58 km) |
| Ironton to Settimo Torinese | 4,426.96 mi (7,124.51 km) |
| Ironton to Seveso | 4,467.13 mi (7,189.15 km) |
| Ironton to Sezze | 4,785.35 mi (7,701.28 km) |
| Ironton to Siano | 4,882.48 mi (7,857.59 km) |
| Ironton to Siena | 4,642.77 mi (7,471.81 km) |
| Ironton to Signa | 4,615.91 mi (7,428.58 km) |
| Ironton to Silea | 4,597.56 mi (7,399.06 km) |
| Ironton to Silvi Paese | 4,789.82 mi (7,708.47 km) |
| Ironton to Sinalunga | 4,663.61 mi (7,505.35 km) |
| Ironton to Siniscola | 4,672.82 mi (7,520.17 km) |
| Ironton to Sinnai | 4,697.85 mi (7,560.47 km) |
| Ironton to Siracusa | 5,057.72 mi (8,139.61 km) |
| Ironton to Solaro | 4,465.87 mi (7,187.13 km) |
| Ironton to Soliera | 4,573.89 mi (7,360.97 km) |
