| Grays to Smyrna (Delaware) | 3,608.37 mi (5,807.12 km) |
| Grays to Smyrna (Georgia) | 4,225.67 mi (6,800.55 km) |
| Grays to Smyrna (Tennessee) | 4,204.12 mi (6,765.87 km) |
| Grays to Snellville (Georgia) | 4,205.15 mi (6,767.53 km) |
| Grays to Snoqualmie (Washington) | 4,789.58 mi (7,708.08 km) |
| Grays to Snyder (Texas) | 4,926.25 mi (7,928.03 km) |
| Grays to Socastee (South Carolina) | 4,007.92 mi (6,450.13 km) |
| Grays to Socorro (Texas) | 5,181.38 mi (8,338.62 km) |
| Grays to Soddy-Daisy (Tennessee) | 4,184.48 mi (6,734.26 km) |
| Grays to Solana Beach (California) | 5,485.41 mi (8,827.92 km) |
| Grays to Soledad (California) | 5,414.64 mi (8,714.01 km) |
| Grays to Solon (Ohio) | 3,748.92 mi (6,033.31 km) |
| Grays to Somers Point (New Jersey) | 3,566.33 mi (5,739.45 km) |
| Grays to Somerset (Kentucky) | 4,074.15 mi (6,556.71 km) |
| Grays to Somerset (New Jersey) | 3,509.63 mi (5,648.21 km) |
