| Rhondda to Greenfield (Indiana) | 3,840.69 mi (6,181.00 km) |
| Rhondda to Greenfield (Wisconsin) | 3,783.20 mi (6,088.48 km) |
| Rhondda to Greenlawn (New York) | 3,291.18 mi (5,296.64 km) |
| Rhondda to Greensboro (North Carolina) | 3,770.46 mi (6,067.98 km) |
| Rhondda to Greensburg (Indiana) | 3,850.30 mi (6,196.46 km) |
| Rhondda to Greensburg (Pennsylvania) | 3,567.77 mi (5,741.77 km) |
| Rhondda to Greentree (New Jersey) | 3,398.42 mi (5,469.23 km) |
| Rhondda to Greenville (Mississippi) | 4,358.45 mi (7,014.24 km) |
| Rhondda to Greenville (North Carolina) | 3,691.84 mi (5,941.44 km) |
| Rhondda to Greenville (Ohio) | 3,780.74 mi (6,084.52 km) |
| Rhondda to Greenville (South Carolina) | 3,934.40 mi (6,331.80 km) |
| Rhondda to Greenville (Texas) | 4,572.99 mi (7,359.52 km) |
| Rhondda to Greenwood (Indiana) | 3,862.74 mi (6,216.48 km) |
| Rhondda to Greenwood (Mississippi) | 4,317.87 mi (6,948.94 km) |
| Rhondda to Greenwood (South Carolina) | 3,956.17 mi (6,366.84 km) |
