| Irmo to Sestu | 4,794.85 mi (7,716.56 km) |
| Irmo to Settimo Torinese | 4,554.90 mi (7,330.40 km) |
| Irmo to Seveso | 4,600.04 mi (7,403.05 km) |
| Irmo to Sezze | 4,906.26 mi (7,895.87 km) |
| Irmo to Siano | 5,003.70 mi (8,052.67 km) |
| Irmo to Siena | 4,768.65 mi (7,674.40 km) |
| Irmo to Signa | 4,743.54 mi (7,633.99 km) |
| Irmo to Silea | 4,736.31 mi (7,622.35 km) |
| Irmo to Silvi Paese | 4,917.78 mi (7,914.40 km) |
| Irmo to Sinalunga | 4,789.81 mi (7,708.45 km) |
| Irmo to Siniscola | 4,782.20 mi (7,696.20 km) |
| Irmo to Sinnai | 4,800.01 mi (7,724.86 km) |
| Irmo to Siracusa | 5,163.39 mi (8,309.67 km) |
| Irmo to Solaro | 4,598.55 mi (7,400.66 km) |
| Irmo to Soliera | 4,705.74 mi (7,573.15 km) |
