| Petrila to Rosemont (California) | 6,234.65 mi (10,033.70 km) |
| Petrila to Rosemount (Minnesota) | 5,097.11 mi (8,203.01 km) |
| Petrila to Rosenberg (Texas) | 6,007.39 mi (9,667.96 km) |
| Petrila to Roseville (California) | 6,219.81 mi (10,009.82 km) |
| Petrila to Roseville (Michigan) | 4,862.38 mi (7,825.25 km) |
| Petrila to Roseville (Minnesota) | 5,085.89 mi (8,184.95 km) |
| Petrila to Rossmoor (California) | 6,455.95 mi (10,389.85 km) |
| Petrila to Rossville (Maryland) | 4,766.06 mi (7,670.23 km) |
| Petrila to Roswell (Georgia) | 5,334.31 mi (8,584.74 km) |
| Petrila to Roswell (New Mexico) | 6,092.75 mi (9,805.34 km) |
| Petrila to Round Lake (Illinois) | 5,054.62 mi (8,134.62 km) |
| Petrila to Round Lake Beach (Illinois) | 5,051.96 mi (8,130.34 km) |
| Petrila to Round Rock (Texas) | 6,020.43 mi (9,688.95 km) |
| Petrila to Rowland Heights (California) | 6,439.84 mi (10,363.92 km) |
| Petrila to Rowlett (Texas) | 5,849.43 mi (9,413.75 km) |
