| Darton to Rosemont (California) | 5,133.65 mi (8,261.81 km) |
| Darton to Rosemount (Minnesota) | 3,888.12 mi (6,257.32 km) |
| Darton to Rosenberg (Texas) | 4,768.15 mi (7,673.60 km) |
| Darton to Roseville (California) | 5,119.64 mi (8,239.26 km) |
| Darton to Roseville (Michigan) | 3,625.43 mi (5,834.56 km) |
| Darton to Roseville (Minnesota) | 3,878.20 mi (6,241.36 km) |
| Darton to Rossmoor (California) | 5,311.71 mi (8,548.38 km) |
| Darton to Rossville (Maryland) | 3,522.55 mi (5,669.00 km) |
| Darton to Roswell (Georgia) | 4,090.74 mi (6,583.41 km) |
| Darton to Roswell (New Mexico) | 4,882.09 mi (7,856.96 km) |
| Darton to Round Lake (Illinois) | 3,825.69 mi (6,156.86 km) |
| Darton to Round Lake Beach (Illinois) | 3,823.07 mi (6,152.64 km) |
| Darton to Round Rock (Texas) | 4,785.34 mi (7,701.26 km) |
| Darton to Rowland Heights (California) | 5,295.20 mi (8,521.81 km) |
| Darton to Rowlett (Texas) | 4,616.38 mi (7,429.35 km) |
