| Federal Way to Sestu | 5,748.73 mi (9,251.69 km) |
| Federal Way to Settimo Torinese | 5,369.38 mi (8,641.18 km) |
| Federal Way to Seveso | 5,374.33 mi (8,649.15 km) |
| Federal Way to Sezze | 5,720.50 mi (9,206.25 km) |
| Federal Way to Siano | 5,802.97 mi (9,338.97 km) |
| Federal Way to Siena | 5,567.64 mi (8,960.25 km) |
| Federal Way to Signa | 5,534.01 mi (8,906.13 km) |
| Federal Way to Silea | 5,450.84 mi (8,772.29 km) |
| Federal Way to Silvi Paese | 5,682.32 mi (9,144.80 km) |
| Federal Way to Sinalunga | 5,583.75 mi (8,986.18 km) |
| Federal Way to Siniscola | 5,689.30 mi (9,156.04 km) |
| Federal Way to Sinnai | 5,751.58 mi (9,256.28 km) |
| Federal Way to Siracusa | 6,046.57 mi (9,731.01 km) |
| Federal Way to Solaro | 5,374.66 mi (8,649.68 km) |
| Federal Way to Soliera | 5,472.57 mi (8,807.25 km) |
