| Grammichele to Smyrna (Delaware) | 4,673.64 mi (7,521.49 km) |
| Grammichele to Smyrna (Georgia) | 5,292.29 mi (8,517.12 km) |
| Grammichele to Smyrna (Tennessee) | 5,297.84 mi (8,526.05 km) |
| Grammichele to Snellville (Georgia) | 5,268.76 mi (8,479.24 km) |
| Grammichele to Snoqualmie (Washington) | 5,995.75 mi (9,649.23 km) |
| Grammichele to Snyder (Texas) | 6,068.39 mi (9,766.13 km) |
| Grammichele to Socastee (South Carolina) | 5,039.84 mi (8,110.84 km) |
| Grammichele to Socorro (Texas) | 6,340.74 mi (10,204.44 km) |
| Grammichele to Soddy-Daisy (Tennessee) | 5,265.78 mi (8,474.46 km) |
| Grammichele to Solana Beach (California) | 6,681.31 mi (10,752.54 km) |
| Grammichele to Soledad (California) | 6,620.53 mi (10,654.72 km) |
| Grammichele to Solon (Ohio) | 4,859.30 mi (7,820.29 km) |
| Grammichele to Somers Point (New Jersey) | 4,626.60 mi (7,445.79 km) |
| Grammichele to Somerset (Kentucky) | 5,166.54 mi (8,314.73 km) |
| Grammichele to Somerset (New Jersey) | 4,580.79 mi (7,372.07 km) |
