| Mortara to Rosemont (California) | 5,870.09 mi (9,447.00 km) |
| Mortara to Rosemount (Minnesota) | 4,599.82 mi (7,402.70 km) |
| Mortara to Rosenberg (Texas) | 5,437.00 mi (8,750.00 km) |
| Mortara to Roseville (California) | 5,856.12 mi (9,424.52 km) |
| Mortara to Roseville (Michigan) | 4,305.67 mi (6,929.30 km) |
| Mortara to Roseville (Minnesota) | 4,590.81 mi (7,388.20 km) |
| Mortara to Rossmoor (California) | 6,043.29 mi (9,725.73 km) |
| Mortara to Rossville (Maryland) | 4,165.39 mi (6,703.55 km) |
| Mortara to Roswell (Georgia) | 4,735.15 mi (7,620.49 km) |
| Mortara to Roswell (New Mexico) | 5,589.06 mi (8,994.72 km) |
| Mortara to Round Lake (Illinois) | 4,518.85 mi (7,272.39 km) |
| Mortara to Round Lake Beach (Illinois) | 4,516.30 mi (7,268.29 km) |
| Mortara to Round Rock (Texas) | 5,464.17 mi (8,793.74 km) |
| Mortara to Rowland Heights (California) | 6,026.73 mi (9,699.09 km) |
| Mortara to Rowlett (Texas) | 5,299.75 mi (8,529.12 km) |
