| Mukilteo to Sestu | 5,714.19 mi (9,196.10 km) |
| Mukilteo to Settimo Torinese | 5,333.97 mi (8,584.20 km) |
| Mukilteo to Seveso | 5,338.51 mi (8,591.50 km) |
| Mukilteo to Sezze | 5,684.53 mi (9,148.36 km) |
| Mukilteo to Siano | 5,766.73 mi (9,280.65 km) |
| Mukilteo to Siena | 5,531.75 mi (8,902.50 km) |
| Mukilteo to Signa | 5,498.09 mi (8,848.33 km) |
| Mukilteo to Silea | 5,414.33 mi (8,713.52 km) |
| Mukilteo to Silvi Paese | 5,645.92 mi (9,086.23 km) |
| Mukilteo to Sinalunga | 5,547.79 mi (8,928.31 km) |
| Mukilteo to Siniscola | 5,654.34 mi (9,099.78 km) |
| Mukilteo to Sinnai | 5,717.02 mi (9,200.65 km) |
| Mukilteo to Siracusa | 6,010.80 mi (9,673.44 km) |
| Mukilteo to Solaro | 5,338.86 mi (8,592.06 km) |
| Mukilteo to Soliera | 5,436.52 mi (8,749.24 km) |
