| Echelon to Sestu | 4,294.69 mi (6,911.64 km) |
| Echelon to Settimo Torinese | 4,042.55 mi (6,505.86 km) |
| Echelon to Seveso | 4,085.88 mi (6,575.59 km) |
| Echelon to Sezze | 4,397.06 mi (7,076.38 km) |
| Echelon to Siano | 4,494.43 mi (7,233.09 km) |
| Echelon to Siena | 4,257.28 mi (6,851.42 km) |
| Echelon to Signa | 4,231.46 mi (6,809.87 km) |
| Echelon to Silea | 4,220.25 mi (6,791.84 km) |
| Echelon to Silvi Paese | 4,405.70 mi (7,090.29 km) |
| Echelon to Sinalunga | 4,278.33 mi (6,885.30 km) |
| Echelon to Siniscola | 4,278.20 mi (6,885.10 km) |
| Echelon to Sinnai | 4,299.72 mi (6,919.73 km) |
| Echelon to Siracusa | 4,661.56 mi (7,502.05 km) |
| Echelon to Solaro | 4,084.47 mi (6,573.33 km) |
| Echelon to Soliera | 4,192.04 mi (6,746.43 km) |
