| Rhondda to Garfield Heights (Ohio) | 3,601.64 mi (5,796.27 km) |
| Rhondda to Garland (Texas) | 4,603.66 mi (7,408.87 km) |
| Rhondda to Garner (North Carolina) | 3,738.99 mi (6,017.32 km) |
| Rhondda to Gary (Indiana) | 3,820.08 mi (6,147.83 km) |
| Rhondda to Gastonia (North Carolina) | 3,866.16 mi (6,221.99 km) |
| Rhondda to Gatesville (Texas) | 4,721.95 mi (7,599.25 km) |
| Rhondda to Gateway (Florida) | 4,312.38 mi (6,940.10 km) |
| Rhondda to Gautier (Mississippi) | 4,409.36 mi (7,096.19 km) |
| Rhondda to Geneva (Illinois) | 3,844.49 mi (6,187.11 km) |
| Rhondda to Geneva (New York) | 3,354.29 mi (5,398.20 km) |
| Rhondda to Georgetown (Georgia) | 4,023.67 mi (6,475.47 km) |
| Rhondda to Georgetown (Kentucky) | 3,864.32 mi (6,219.02 km) |
| Rhondda to Georgetown (Texas) | 4,760.75 mi (7,661.68 km) |
| Rhondda to Germantown (Maryland) | 3,524.97 mi (5,672.89 km) |
| Rhondda to Germantown (Tennessee) | 4,224.00 mi (6,797.87 km) |
