| Defiance to Robertsville (New Jersey) | 530.40 mi (853.60 km) |
| Defiance to Robinson (Texas) | 980.30 mi (1,577.64 km) |
| Defiance to Robstown (Texas) | 1,197.69 mi (1,927.50 km) |
| Defiance to Rochester (Michigan) | 116.28 mi (187.14 km) |
| Defiance to Rochester (Minnesota) | 453.22 mi (729.38 km) |
| Defiance to Rochester (New Hampshire) | 697.47 mi (1,122.48 km) |
| Defiance to Rochester (New York) | 368.99 mi (593.83 km) |
| Defiance to Rochester Hills (Michigan) | 113.98 mi (183.44 km) |
| Defiance to Rock Hill (South Carolina) | 474.11 mi (763.00 km) |
| Defiance to Rock Island (Illinois) | 322.53 mi (519.06 km) |
| Defiance to Rock Springs (Wyoming) | 1,283.15 mi (2,065.02 km) |
| Defiance to Rockford (Illinois) | 251.33 mi (404.47 km) |
| Defiance to Rockledge (Florida) | 918.65 mi (1,478.42 km) |
| Defiance to Rocklin (California) | 1,943.70 mi (3,128.08 km) |
| Defiance to Rockport (Texas) | 1,163.43 mi (1,872.37 km) |
