| Derry to Rosemont (California) | 4,896.17 mi (7,879.63 km) |
| Derry to Rosemount (Minnesota) | 3,636.28 mi (5,852.03 km) |
| Derry to Rosenberg (Texas) | 4,515.00 mi (7,266.20 km) |
| Derry to Roseville (California) | 4,882.32 mi (7,857.33 km) |
| Derry to Roseville (Michigan) | 3,371.99 mi (5,426.70 km) |
| Derry to Roseville (Minnesota) | 3,626.52 mi (5,836.32 km) |
| Derry to Rossmoor (California) | 5,067.37 mi (8,155.15 km) |
| Derry to Rossville (Maryland) | 3,272.17 mi (5,266.05 km) |
| Derry to Roswell (Georgia) | 3,839.78 mi (6,179.53 km) |
| Derry to Roswell (New Mexico) | 4,629.75 mi (7,450.87 km) |
| Derry to Round Lake (Illinois) | 3,572.22 mi (5,748.94 km) |
| Derry to Round Lake Beach (Illinois) | 3,569.61 mi (5,744.73 km) |
| Derry to Round Rock (Texas) | 4,531.84 mi (7,293.30 km) |
| Derry to Rowland Heights (California) | 5,050.83 mi (8,128.52 km) |
| Derry to Rowlett (Texas) | 4,362.84 mi (7,021.31 km) |
