| Hennef to Rockville (Maryland) | 3,978.91 mi (6,403.44 km) |
| Hennef to Rockville Centre (New York) | 3,766.44 mi (6,061.50 km) |
| Hennef to Rockwall (Texas) | 5,032.38 mi (8,098.83 km) |
| Hennef to Rocky Mount (North Carolina) | 4,150.76 mi (6,680.01 km) |
| Hennef to Rocky Point (New York) | 3,726.23 mi (5,996.78 km) |
| Hennef to Rocky River (Ohio) | 4,052.55 mi (6,521.95 km) |
| Hennef to Roessleville (New York) | 3,683.62 mi (5,928.21 km) |
| Hennef to Rogers (Arkansas) | 4,769.67 mi (7,676.04 km) |
| Hennef to Rogers (Minnesota) | 4,300.91 mi (6,921.64 km) |
| Hennef to Rohnert Park (California) | 5,573.86 mi (8,970.26 km) |
| Hennef to Rolla (Missouri) | 4,597.77 mi (7,399.40 km) |
| Hennef to Rolling Meadows (Illinois) | 4,255.60 mi (6,848.72 km) |
| Hennef to Roma (Texas) | 5,478.31 mi (8,816.48 km) |
| Hennef to Rome (Georgia) | 4,529.91 mi (7,290.18 km) |
| Hennef to Rome (New York) | 3,727.23 mi (5,998.40 km) |
