| Grantsville to Smyrna (Delaware) | 1,940.56 mi (3,123.03 km) |
| Grantsville to Smyrna (Georgia) | 1,599.45 mi (2,574.06 km) |
| Grantsville to Smyrna (Tennessee) | 1,437.82 mi (2,313.95 km) |
| Grantsville to Snellville (Georgia) | 1,626.32 mi (2,617.31 km) |
| Grantsville to Snoqualmie (Washington) | 665.63 mi (1,071.22 km) |
| Grantsville to Snyder (Texas) | 840.68 mi (1,352.94 km) |
| Grantsville to Socastee (South Carolina) | 1,891.88 mi (3,044.69 km) |
| Grantsville to Socorro (Texas) | 710.20 mi (1,142.96 km) |
| Grantsville to Soddy-Daisy (Tennessee) | 1,526.52 mi (2,456.70 km) |
| Grantsville to Solana Beach (California) | 588.95 mi (947.82 km) |
| Grantsville to Soledad (California) | 558.75 mi (899.21 km) |
| Grantsville to Solon (Ohio) | 1,610.65 mi (2,592.09 km) |
| Grantsville to Somers Point (New Jersey) | 1,991.93 mi (3,205.71 km) |
| Grantsville to Somerset (Kentucky) | 1,512.72 mi (2,434.49 km) |
| Grantsville to Somerset (New Jersey) | 1,977.65 mi (3,182.72 km) |
