| Silleda to Security-Widefield (Colorado) | 4,761.48 mi (7,662.86 km) |
| Silleda to Sedalia (Missouri) | 4,263.25 mi (6,861.03 km) |
| Silleda to Sedro-Woolley (Washington) | 4,970.69 mi (7,999.55 km) |
| Silleda to Seguin (Texas) | 4,854.20 mi (7,812.08 km) |
| Silleda to Selden (New York) | 3,256.77 mi (5,241.26 km) |
| Silleda to Selma (Alabama) | 4,218.17 mi (6,788.49 km) |
| Silleda to Selma (California) | 5,466.11 mi (8,796.86 km) |
| Silleda to Selma (Texas) | 4,870.51 mi (7,838.33 km) |
| Silleda to Seminole (Florida) | 4,191.86 mi (6,746.15 km) |
| Silleda to Seven Hills (Ohio) | 3,643.81 mi (5,864.15 km) |
| Silleda to Seven Oaks (South Carolina) | 3,871.89 mi (6,231.20 km) |
| Silleda to Severn (Maryland) | 3,482.97 mi (5,605.30 km) |
| Silleda to Severna Park (Maryland) | 3,478.48 mi (5,598.07 km) |
| Silleda to Sevierville (Tennessee) | 3,921.14 mi (6,310.46 km) |
| Silleda to Seymour (Indiana) | 3,920.22 mi (6,308.98 km) |
