| Hennef to Storm Lake (Iowa) | 4,483.51 mi (7,215.51 km) |
| Hennef to Storrs (Connecticut) | 3,660.59 mi (5,891.15 km) |
| Hennef to Stoughton (Wisconsin) | 4,258.18 mi (6,852.87 km) |
| Hennef to Stow (Ohio) | 4,050.13 mi (6,518.06 km) |
| Hennef to Streamwood (Illinois) | 4,263.80 mi (6,861.92 km) |
| Hennef to Streator (Illinois) | 4,331.30 mi (6,970.55 km) |
| Hennef to Streetsboro (Ohio) | 4,043.78 mi (6,507.84 km) |
| Hennef to Strongsville (Ohio) | 4,059.05 mi (6,532.42 km) |
| Hennef to Stuart (Florida) | 4,682.35 mi (7,535.51 km) |
| Hennef to Stuarts Draft (Virginia) | 4,103.54 mi (6,604.02 km) |
| Hennef to Sturgis (Michigan) | 4,172.17 mi (6,714.45 km) |
| Hennef to Suamico (Wisconsin) | 4,134.71 mi (6,654.18 km) |
| Hennef to Sudley (Virginia) | 4,006.19 mi (6,447.33 km) |
| Hennef to Suffern (New York) | 3,766.72 mi (6,061.95 km) |
| Hennef to Suffolk (Virginia) | 4,069.13 mi (6,548.64 km) |
