| Morlanwelz-Mariemont to Rockville (Maryland) | 3,864.76 mi (6,219.72 km) |
| Morlanwelz-Mariemont to Rockville Centre (New York) | 3,651.46 mi (5,876.45 km) |
| Morlanwelz-Mariemont to Rockwall (Texas) | 4,928.74 mi (7,932.05 km) |
| Morlanwelz-Mariemont to Rocky Mount (North Carolina) | 4,033.73 mi (6,491.65 km) |
| Morlanwelz-Mariemont to Rocky Point (New York) | 3,611.05 mi (5,811.42 km) |
| Morlanwelz-Mariemont to Rocky River (Ohio) | 3,945.13 mi (6,349.08 km) |
| Morlanwelz-Mariemont to Roessleville (New York) | 3,571.32 mi (5,747.48 km) |
| Morlanwelz-Mariemont to Rogers (Arkansas) | 4,667.42 mi (7,511.49 km) |
| Morlanwelz-Mariemont to Rogers (Minnesota) | 4,209.29 mi (6,774.19 km) |
| Morlanwelz-Mariemont to Rohnert Park (California) | 5,508.54 mi (8,865.14 km) |
| Morlanwelz-Mariemont to Rolla (Missouri) | 4,495.04 mi (7,234.06 km) |
| Morlanwelz-Mariemont to Rolling Meadows (Illinois) | 4,154.43 mi (6,685.91 km) |
| Morlanwelz-Mariemont to Roma (Texas) | 5,370.93 mi (8,643.68 km) |
| Morlanwelz-Mariemont to Rome (Georgia) | 4,417.12 mi (7,108.67 km) |
| Morlanwelz-Mariemont to Rome (New York) | 3,616.94 mi (5,820.90 km) |
