| Defiance to Rosemont (California) | 1,954.49 mi (3,145.44 km) |
| Defiance to Rosemount (Minnesota) | 500.14 mi (804.90 km) |
| Defiance to Rosenberg (Texas) | 1,034.19 mi (1,664.36 km) |
| Defiance to Roseville (California) | 1,948.09 mi (3,135.15 km) |
| Defiance to Roseville (Michigan) | 112.14 mi (180.48 km) |
| Defiance to Roseville (Minnesota) | 512.27 mi (824.42 km) |
| Defiance to Rossmoor (California) | 1,905.12 mi (3,066.00 km) |
| Defiance to Rossville (Maryland) | 436.15 mi (701.92 km) |
| Defiance to Roswell (Georgia) | 500.39 mi (805.30 km) |
| Defiance to Roswell (New Mexico) | 1,231.19 mi (1,981.40 km) |
| Defiance to Round Lake (Illinois) | 206.10 mi (331.68 km) |
| Defiance to Round Lake Beach (Illinois) | 205.75 mi (331.12 km) |
| Defiance to Round Rock (Texas) | 1,049.28 mi (1,688.65 km) |
| Defiance to Rowland Heights (California) | 1,889.89 mi (3,041.48 km) |
| Defiance to Rowlett (Texas) | 884.36 mi (1,423.24 km) |
