| Erith to Robertsville (New Jersey) | 3,502.22 mi (5,636.29 km) |
| Erith to Robinson (Texas) | 4,841.98 mi (7,792.41 km) |
| Erith to Robstown (Texas) | 5,055.26 mi (8,135.65 km) |
| Erith to Rochester (Michigan) | 3,750.11 mi (6,035.21 km) |
| Erith to Rochester (Minnesota) | 4,040.13 mi (6,501.96 km) |
| Erith to Rochester (New Hampshire) | 3,242.16 mi (5,217.76 km) |
| Erith to Rochester (New York) | 3,513.66 mi (5,654.68 km) |
| Erith to Rochester Hills (Michigan) | 3,752.51 mi (6,039.08 km) |
| Erith to Rock Hill (South Carolina) | 4,024.79 mi (6,477.27 km) |
| Erith to Rock Island (Illinois) | 4,090.86 mi (6,583.61 km) |
| Erith to Rock Springs (Wyoming) | 4,740.56 mi (7,629.19 km) |
| Erith to Rockford (Illinois) | 3,996.52 mi (6,431.78 km) |
| Erith to Rockledge (Florida) | 4,336.18 mi (6,978.40 km) |
| Erith to Rocklin (California) | 5,270.00 mi (8,481.25 km) |
| Erith to Rockport (Texas) | 5,019.32 mi (8,077.81 km) |
