| Idanha-a-Nova to Rosemont (California) | 5,603.41 mi (9,017.82 km) |
| Idanha-a-Nova to Rosemount (Minnesota) | 4,185.23 mi (6,735.48 km) |
| Idanha-a-Nova to Rosenberg (Texas) | 4,875.10 mi (7,845.71 km) |
| Idanha-a-Nova to Roseville (California) | 5,591.20 mi (8,998.17 km) |
| Idanha-a-Nova to Roseville (Michigan) | 3,802.00 mi (6,118.72 km) |
| Idanha-a-Nova to Roseville (Minnesota) | 4,180.16 mi (6,727.32 km) |
| Idanha-a-Nova to Rossmoor (California) | 5,702.26 mi (9,176.90 km) |
| Idanha-a-Nova to Rossville (Maryland) | 3,585.67 mi (5,770.58 km) |
| Idanha-a-Nova to Roswell (Georgia) | 4,141.59 mi (6,665.25 km) |
| Idanha-a-Nova to Roswell (New Mexico) | 5,129.38 mi (8,254.95 km) |
| Idanha-a-Nova to Round Lake (Illinois) | 4,043.62 mi (6,507.58 km) |
| Idanha-a-Nova to Round Lake Beach (Illinois) | 4,041.37 mi (6,503.95 km) |
| Idanha-a-Nova to Round Rock (Texas) | 4,924.88 mi (7,925.83 km) |
| Idanha-a-Nova to Rowland Heights (California) | 5,685.69 mi (9,150.23 km) |
| Idanha-a-Nova to Rowlett (Texas) | 4,775.88 mi (7,686.03 km) |
