| Perth to Rosemont (California) | 4,944.22 mi (7,956.96 km) |
| Perth to Rosemount (Minnesota) | 3,725.85 mi (5,996.18 km) |
| Perth to Rosenberg (Texas) | 4,629.66 mi (7,450.71 km) |
| Perth to Roseville (California) | 4,930.06 mi (7,934.16 km) |
| Perth to Roseville (Michigan) | 3,484.01 mi (5,606.97 km) |
| Perth to Roseville (Minnesota) | 3,715.29 mi (5,979.18 km) |
| Perth to Rossmoor (California) | 5,130.46 mi (8,256.68 km) |
| Perth to Rossville (Maryland) | 3,401.70 mi (5,474.50 km) |
| Perth to Roswell (Georgia) | 3,966.74 mi (6,383.85 km) |
| Perth to Roswell (New Mexico) | 4,721.38 mi (7,598.32 km) |
| Perth to Round Lake (Illinois) | 3,675.94 mi (5,915.86 km) |
| Perth to Round Lake Beach (Illinois) | 3,673.29 mi (5,911.59 km) |
| Perth to Round Rock (Texas) | 4,641.48 mi (7,469.74 km) |
| Perth to Rowland Heights (California) | 5,114.02 mi (8,230.22 km) |
| Perth to Rowlett (Texas) | 4,470.43 mi (7,194.46 km) |
