| Piera to Rosemont (California) | 5,848.53 mi (9,412.30 km) |
| Piera to Rosemount (Minnesota) | 4,493.63 mi (7,231.79 km) |
| Piera to Rosenberg (Texas) | 5,254.58 mi (8,456.43 km) |
| Piera to Roseville (California) | 5,835.38 mi (9,391.14 km) |
| Piera to Roseville (Michigan) | 4,150.02 mi (6,678.81 km) |
| Piera to Roseville (Minnesota) | 4,486.64 mi (7,220.55 km) |
| Piera to Rossmoor (California) | 5,984.10 mi (9,630.49 km) |
| Piera to Rossville (Maryland) | 3,967.18 mi (6,384.55 km) |
| Piera to Roswell (Georgia) | 4,531.85 mi (7,293.30 km) |
| Piera to Roswell (New Mexico) | 5,464.07 mi (8,793.57 km) |
| Piera to Round Lake (Illinois) | 4,379.82 mi (7,048.64 km) |
| Piera to Round Lake Beach (Illinois) | 4,377.41 mi (7,044.77 km) |
| Piera to Round Rock (Texas) | 5,294.62 mi (8,520.87 km) |
| Piera to Rowland Heights (California) | 5,967.45 mi (9,603.68 km) |
| Piera to Rowlett (Texas) | 5,138.09 mi (8,268.96 km) |
