| Silleda to Smyrna (Delaware) | 3,426.22 mi (5,513.98 km) |
| Silleda to Smyrna (Georgia) | 4,041.58 mi (6,504.29 km) |
| Silleda to Smyrna (Tennessee) | 4,058.18 mi (6,531.02 km) |
| Silleda to Snellville (Georgia) | 4,017.18 mi (6,465.02 km) |
| Silleda to Snoqualmie (Washington) | 5,005.97 mi (8,056.32 km) |
| Silleda to Snyder (Texas) | 4,855.11 mi (7,813.54 km) |
| Silleda to Socastee (South Carolina) | 3,781.14 mi (6,085.16 km) |
| Silleda to Socorro (Texas) | 5,142.83 mi (8,276.58 km) |
| Silleda to Soddy-Daisy (Tennessee) | 4,020.71 mi (6,470.71 km) |
| Silleda to Solana Beach (California) | 5,548.66 mi (8,929.70 km) |
| Silleda to Soledad (California) | 5,538.88 mi (8,913.97 km) |
| Silleda to Solon (Ohio) | 3,632.89 mi (5,846.57 km) |
| Silleda to Somers Point (New Jersey) | 3,377.71 mi (5,435.90 km) |
| Silleda to Somerset (Kentucky) | 3,927.18 mi (6,320.18 km) |
| Silleda to Somerset (New Jersey) | 3,336.38 mi (5,369.38 km) |
