| Unterwellenborn to Smyrna (Delaware) | 4,076.56 mi (6,560.60 km) |
| Unterwellenborn to Smyrna (Georgia) | 4,691.15 mi (7,549.67 km) |
| Unterwellenborn to Smyrna (Tennessee) | 4,661.94 mi (7,502.67 km) |
| Unterwellenborn to Snellville (Georgia) | 4,671.44 mi (7,517.96 km) |
| Unterwellenborn to Snoqualmie (Washington) | 5,107.31 mi (8,219.42 km) |
| Unterwellenborn to Snyder (Texas) | 5,360.14 mi (8,626.31 km) |
| Unterwellenborn to Socastee (South Carolina) | 4,481.47 mi (7,212.22 km) |
| Unterwellenborn to Socorro (Texas) | 5,603.19 mi (9,017.46 km) |
| Unterwellenborn to Soddy-Daisy (Tennessee) | 4,646.17 mi (7,477.30 km) |
| Unterwellenborn to Solana Beach (California) | 5,866.74 mi (9,441.61 km) |
| Unterwellenborn to Soledad (California) | 5,770.04 mi (9,285.98 km) |
| Unterwellenborn to Solon (Ohio) | 4,202.97 mi (6,764.03 km) |
| Unterwellenborn to Somers Point (New Jersey) | 4,035.83 mi (6,495.04 km) |
| Unterwellenborn to Somerset (Kentucky) | 4,532.95 mi (7,295.08 km) |
| Unterwellenborn to Somerset (New Jersey) | 3,976.81 mi (6,400.06 km) |
