| Ardea to Rosemont (California) | 6,185.12 mi (9,953.98 km) |
| Ardea to Rosemount (Minnesota) | 4,909.65 mi (7,901.31 km) |
| Ardea to Rosenberg (Texas) | 5,732.21 mi (9,225.11 km) |
| Ardea to Roseville (California) | 6,171.13 mi (9,931.47 km) |
| Ardea to Roseville (Michigan) | 4,606.33 mi (7,413.17 km) |
| Ardea to Roseville (Minnesota) | 4,900.90 mi (7,887.23 km) |
| Ardea to Rossmoor (California) | 6,357.95 mi (10,232.12 km) |
| Ardea to Rossville (Maryland) | 4,454.43 mi (7,168.70 km) |
| Ardea to Roswell (Georgia) | 5,023.31 mi (8,084.23 km) |
| Ardea to Roswell (New Mexico) | 5,896.88 mi (9,490.12 km) |
| Ardea to Round Lake (Illinois) | 4,823.23 mi (7,762.25 km) |
| Ardea to Round Lake Beach (Illinois) | 4,820.71 mi (7,758.19 km) |
| Ardea to Round Rock (Texas) | 5,762.79 mi (9,274.32 km) |
| Ardea to Rowland Heights (California) | 6,341.38 mi (10,205.47 km) |
| Ardea to Rowlett (Texas) | 5,600.11 mi (9,012.50 km) |
