| Petrila to Rockville (Maryland) | 4,805.63 mi (7,733.92 km) |
| Petrila to Rockville Centre (New York) | 4,593.69 mi (7,392.83 km) |
| Petrila to Rockwall (Texas) | 5,845.41 mi (9,407.27 km) |
| Petrila to Rocky Mount (North Carolina) | 4,978.76 mi (8,012.54 km) |
| Petrila to Rocky Point (New York) | 4,553.58 mi (7,328.27 km) |
| Petrila to Rocky River (Ohio) | 4,872.50 mi (7,841.54 km) |
| Petrila to Roessleville (New York) | 4,509.09 mi (7,256.68 km) |
| Petrila to Rogers (Arkansas) | 5,580.60 mi (8,981.11 km) |
| Petrila to Rogers (Minnesota) | 5,090.43 mi (8,192.25 km) |
| Petrila to Rohnert Park (California) | 6,276.20 mi (10,100.56 km) |
| Petrila to Rolla (Missouri) | 5,409.83 mi (8,706.27 km) |
| Petrila to Rolling Meadows (Illinois) | 5,065.39 mi (8,151.96 km) |
| Petrila to Roma (Texas) | 6,296.95 mi (10,133.96 km) |
| Petrila to Rome (Georgia) | 5,355.46 mi (8,618.78 km) |
| Petrila to Rome (New York) | 4,550.82 mi (7,323.84 km) |
