| Derry to Robertsville (New Jersey) | 3,141.07 mi (5,055.06 km) |
| Derry to Robinson (Texas) | 4,462.06 mi (7,180.99 km) |
| Derry to Robstown (Texas) | 4,679.46 mi (7,530.86 km) |
| Derry to Rochester (Michigan) | 3,370.52 mi (5,424.33 km) |
| Derry to Rochester (Minnesota) | 3,650.55 mi (5,874.99 km) |
| Derry to Rochester (New Hampshire) | 2,878.28 mi (4,632.14 km) |
| Derry to Rochester (New York) | 3,140.01 mi (5,053.36 km) |
| Derry to Rochester Hills (Michigan) | 3,372.92 mi (5,428.20 km) |
| Derry to Rock Hill (South Carolina) | 3,664.78 mi (5,897.89 km) |
| Derry to Rock Island (Illinois) | 3,705.45 mi (5,963.35 km) |
| Derry to Rock Springs (Wyoming) | 4,346.49 mi (6,995.01 km) |
| Derry to Rockford (Illinois) | 3,611.48 mi (5,812.12 km) |
| Derry to Rockledge (Florida) | 3,993.50 mi (6,426.92 km) |
| Derry to Rocklin (California) | 4,878.06 mi (7,850.48 km) |
| Derry to Rockport (Texas) | 4,644.09 mi (7,473.94 km) |
