| Hennef to Smyrna (Delaware) | 3,907.27 mi (6,288.14 km) |
| Hennef to Smyrna (Georgia) | 4,523.34 mi (7,279.61 km) |
| Hennef to Smyrna (Tennessee) | 4,497.91 mi (7,238.68 km) |
| Hennef to Snellville (Georgia) | 4,503.22 mi (7,247.23 km) |
| Hennef to Snoqualmie (Washington) | 5,003.48 mi (8,052.32 km) |
| Hennef to Snyder (Texas) | 5,207.46 mi (8,380.60 km) |
| Hennef to Socastee (South Carolina) | 4,309.39 mi (6,935.30 km) |
| Hennef to Socorro (Texas) | 5,456.03 mi (8,780.63 km) |
| Hennef to Soddy-Daisy (Tennessee) | 4,480.25 mi (7,210.26 km) |
| Hennef to Solana Beach (California) | 5,737.29 mi (9,233.27 km) |
| Hennef to Soledad (California) | 5,651.42 mi (9,095.07 km) |
| Hennef to Solon (Ohio) | 4,040.60 mi (6,502.72 km) |
| Hennef to Somers Point (New Jersey) | 3,865.85 mi (6,221.48 km) |
| Hennef to Somerset (Kentucky) | 4,368.41 mi (7,030.28 km) |
| Hennef to Somerset (New Jersey) | 3,808.01 mi (6,128.40 km) |
