| Hennef to Lake Grove (New York) | 3,736.88 mi (6,013.93 km) |
| Hennef to Lake Havasu City (Arizona) | 5,558.78 mi (8,945.99 km) |
| Hennef to Lake Hopatcong (New Jersey) | 3,792.21 mi (6,102.98 km) |
| Hennef to Lake in the Hills (Illinois) | 4,261.78 mi (6,858.68 km) |
| Hennef to Lake Jackson (Texas) | 5,200.19 mi (8,368.90 km) |
| Hennef to Lake Los Angeles (California) | 5,659.52 mi (9,108.12 km) |
| Hennef to Lake Magdalene (Florida) | 4,730.41 mi (7,612.85 km) |
| Hennef to Lake Mary (Florida) | 4,649.08 mi (7,481.97 km) |
| Hennef to Lake Monticello (Virginia) | 4,079.91 mi (6,565.98 km) |
| Hennef to Lake Morton-Berrydale (Washington) | 5,021.43 mi (8,081.22 km) |
| Hennef to Lake Norman of Catawba (North Carolina) | 4,296.90 mi (6,915.19 km) |
| Hennef to Lake Oswego (Oregon) | 5,150.18 mi (8,288.41 km) |
| Hennef to Lake Ridge (Virginia) | 4,003.37 mi (6,442.81 km) |
| Hennef to Lake Ronkonkoma (New York) | 3,738.00 mi (6,015.72 km) |
| Hennef to Lake Shore (Maryland) | 3,951.28 mi (6,358.97 km) |
