| Erith to Rockville (Maryland) | 3,674.57 mi (5,913.64 km) |
| Erith to Rockville Centre (New York) | 3,461.33 mi (5,570.47 km) |
| Erith to Rockwall (Texas) | 4,739.53 mi (7,627.53 km) |
| Erith to Rocky Mount (North Carolina) | 3,843.91 mi (6,186.17 km) |
| Erith to Rocky Point (New York) | 3,420.94 mi (5,505.47 km) |
| Erith to Rocky River (Ohio) | 3,755.26 mi (6,043.51 km) |
| Erith to Roessleville (New York) | 3,381.07 mi (5,441.30 km) |
| Erith to Rogers (Arkansas) | 4,478.57 mi (7,207.56 km) |
| Erith to Rogers (Minnesota) | 4,024.39 mi (6,476.63 km) |
| Erith to Rohnert Park (California) | 5,339.05 mi (8,592.37 km) |
| Erith to Rolla (Missouri) | 4,306.08 mi (6,929.96 km) |
| Erith to Rolling Meadows (Illinois) | 3,965.93 mi (6,382.55 km) |
| Erith to Roma (Texas) | 5,181.01 mi (8,338.02 km) |
| Erith to Rome (Georgia) | 4,226.88 mi (6,802.50 km) |
| Erith to Rome (New York) | 3,426.77 mi (5,514.85 km) |
