| Marietta to Rosemont (California) | 2,061.69 mi (3,317.97 km) |
| Marietta to Rosemount (Minnesota) | 872.66 mi (1,404.41 km) |
| Marietta to Rosenberg (Texas) | 728.78 mi (1,172.86 km) |
| Marietta to Roseville (California) | 2,059.11 mi (3,313.82 km) |
| Marietta to Roseville (Michigan) | 597.38 mi (961.40 km) |
| Marietta to Roseville (Minnesota) | 890.48 mi (1,433.09 km) |
| Marietta to Rossmoor (California) | 1,915.31 mi (3,082.40 km) |
| Marietta to Rossville (Maryland) | 582.03 mi (936.69 km) |
| Marietta to Roswell (Georgia) | 12.44 mi (20.02 km) |
| Marietta to Roswell (New Mexico) | 1,148.29 mi (1,847.99 km) |
| Marietta to Round Lake (Illinois) | 611.03 mi (983.36 km) |
| Marietta to Round Lake Beach (Illinois) | 612.93 mi (986.41 km) |
| Marietta to Round Rock (Texas) | 801.87 mi (1,290.48 km) |
| Marietta to Rowland Heights (California) | 1,902.50 mi (3,061.78 km) |
| Marietta to Rowlett (Texas) | 695.60 mi (1,119.46 km) |
