| Rhondda to Elkhorn (Wisconsin) | 3,816.75 mi (6,142.46 km) |
| Rhondda to Elko (Nevada) | 4,870.48 mi (7,838.28 km) |
| Rhondda to Elkridge (Maryland) | 3,502.70 mi (5,637.05 km) |
| Rhondda to Elkton (Maryland) | 3,446.59 mi (5,546.76 km) |
| Rhondda to Ellensburg (Washington) | 4,674.55 mi (7,522.96 km) |
| Rhondda to Ellicott City (Maryland) | 3,502.79 mi (5,637.20 km) |
| Rhondda to Elmhurst (Illinois) | 3,829.15 mi (6,162.43 km) |
| Rhondda to Elmira (New York) | 3,379.82 mi (5,439.29 km) |
| Rhondda to Elmont (New York) | 3,312.13 mi (5,330.36 km) |
| Rhondda to Elmwood Park (Illinois) | 3,823.10 mi (6,152.69 km) |
| Rhondda to Elmwood Park (New Jersey) | 3,320.53 mi (5,343.88 km) |
| Rhondda to Elon (North Carolina) | 3,757.01 mi (6,046.32 km) |
| Rhondda to Eloy (Arizona) | 5,172.81 mi (8,324.83 km) |
| Rhondda to Elwood (New York) | 3,290.84 mi (5,296.10 km) |
| Rhondda to Elyria (Ohio) | 3,623.59 mi (5,831.61 km) |
