| Erith to Ridgeland (Mississippi) | 4,517.71 mi (7,270.56 km) |
| Erith to Ridgewood (New Jersey) | 3,466.94 mi (5,579.51 km) |
| Erith to Rifle (Colorado) | 4,802.81 mi (7,729.37 km) |
| Erith to Rincon (Georgia) | 4,161.05 mi (6,696.57 km) |
| Erith to Ringwood (New Jersey) | 3,468.17 mi (5,581.49 km) |
| Erith to Río Grande (Puerto Rico) | 4,205.13 mi (6,767.50 km) |
| Erith to Rio Grande City (Texas) | 5,175.64 mi (8,329.38 km) |
| Erith to Rio Linda (California) | 5,282.62 mi (8,501.56 km) |
| Erith to Rio Rancho (New Mexico) | 4,993.96 mi (8,037.00 km) |
| Erith to Rio Rico (Arizona) | 5,352.45 mi (8,613.93 km) |
| Erith to Ripon (California) | 5,328.18 mi (8,574.88 km) |
| Erith to River Edge (New Jersey) | 3,466.32 mi (5,578.50 km) |
| Erith to River Falls (Wisconsin) | 4,005.61 mi (6,446.40 km) |
| Erith to River Forest (Illinois) | 3,966.49 mi (6,383.45 km) |
| Erith to River Grove (Illinois) | 3,965.83 mi (6,382.39 km) |
