| Mackworth to Rosemont (California) | 5,165.76 mi (8,313.49 km) |
| Mackworth to Rosemount (Minnesota) | 3,911.73 mi (6,295.32 km) |
| Mackworth to Rosenberg (Texas) | 4,784.84 mi (7,700.45 km) |
| Mackworth to Roseville (California) | 5,151.80 mi (8,291.03 km) |
| Mackworth to Roseville (Michigan) | 3,643.31 mi (5,863.33 km) |
| Mackworth to Roseville (Minnesota) | 3,902.00 mi (6,279.67 km) |
| Mackworth to Rossmoor (California) | 5,340.93 mi (8,595.40 km) |
| Mackworth to Rossville (Maryland) | 3,535.11 mi (5,689.22 km) |
| Mackworth to Roswell (Georgia) | 4,103.85 mi (6,604.51 km) |
| Mackworth to Roswell (New Mexico) | 4,904.97 mi (7,893.79 km) |
| Mackworth to Round Lake (Illinois) | 3,845.76 mi (6,189.16 km) |
| Mackworth to Round Lake Beach (Illinois) | 3,843.16 mi (6,184.96 km) |
| Mackworth to Round Rock (Texas) | 4,803.48 mi (7,730.45 km) |
| Mackworth to Rowland Heights (California) | 5,324.40 mi (8,568.80 km) |
| Mackworth to Rowlett (Texas) | 4,635.15 mi (7,459.55 km) |
