| Skien to Smyrna (Delaware) | 3,781.43 mi (6,085.63 km) |
| Skien to Smyrna (Georgia) | 4,377.25 mi (7,044.50 km) |
| Skien to Smyrna (Tennessee) | 4,323.15 mi (6,957.43 km) |
| Skien to Snellville (Georgia) | 4,360.81 mi (7,018.05 km) |
| Skien to Snoqualmie (Washington) | 4,567.32 mi (7,350.40 km) |
| Skien to Snyder (Texas) | 4,955.38 mi (7,974.91 km) |
| Skien to Socastee (South Carolina) | 4,204.03 mi (6,765.74 km) |
| Skien to Socorro (Texas) | 5,173.75 mi (8,326.34 km) |
| Skien to Soddy-Daisy (Tennessee) | 4,319.77 mi (6,951.99 km) |
| Skien to Solana Beach (California) | 5,378.67 mi (8,656.13 km) |
| Skien to Soledad (California) | 5,256.15 mi (8,458.96 km) |
| Skien to Solon (Ohio) | 3,859.24 mi (6,210.85 km) |
| Skien to Somers Point (New Jersey) | 3,746.65 mi (6,029.65 km) |
| Skien to Somerset (Kentucky) | 4,198.76 mi (6,757.26 km) |
| Skien to Somerset (New Jersey) | 3,679.28 mi (5,921.23 km) |
