| Rhondda to Germantown (Wisconsin) | 3,775.37 mi (6,075.87 km) |
| Rhondda to Gibsonton (Florida) | 4,276.62 mi (6,882.56 km) |
| Rhondda to Gig Harbor (Washington) | 4,712.71 mi (7,584.37 km) |
| Rhondda to Gilbert (Arizona) | 5,147.24 mi (8,283.68 km) |
| Rhondda to Gillette (Wyoming) | 4,352.06 mi (7,003.96 km) |
| Rhondda to Gilroy (California) | 5,268.25 mi (8,478.42 km) |
| Rhondda to Gladeview (Florida) | 4,285.54 mi (6,896.91 km) |
| Rhondda to Gladstone (Missouri) | 4,209.38 mi (6,774.34 km) |
| Rhondda to Gladstone (Oregon) | 4,822.24 mi (7,760.65 km) |
| Rhondda to Glasgow (Delaware) | 3,443.79 mi (5,542.24 km) |
| Rhondda to Glasgow (Kentucky) | 3,976.89 mi (6,400.18 km) |
| Rhondda to Glassboro (New Jersey) | 3,413.20 mi (5,493.01 km) |
| Rhondda to Glassmanor (Maryland) | 3,529.27 mi (5,679.81 km) |
| Rhondda to Glen Allen (Virginia) | 3,601.59 mi (5,796.19 km) |
| Rhondda to Glen Burnie (Maryland) | 3,498.79 mi (5,630.77 km) |
