| Cwmbran to Greenfield (Indiana) | 3,855.39 mi (6,204.64 km) |
| Cwmbran to Greenfield (Wisconsin) | 3,797.20 mi (6,111.00 km) |
| Cwmbran to Greenlawn (New York) | 3,306.81 mi (5,321.80 km) |
| Cwmbran to Greensboro (North Carolina) | 3,786.16 mi (6,093.23 km) |
| Cwmbran to Greensburg (Indiana) | 3,865.08 mi (6,220.25 km) |
| Cwmbran to Greensburg (Pennsylvania) | 3,582.96 mi (5,766.22 km) |
| Cwmbran to Greentree (New Jersey) | 3,414.05 mi (5,494.39 km) |
| Cwmbran to Greenville (Mississippi) | 4,373.43 mi (7,038.36 km) |
| Cwmbran to Greenville (North Carolina) | 3,707.78 mi (5,967.09 km) |
| Cwmbran to Greenville (Ohio) | 3,795.50 mi (6,108.27 km) |
| Cwmbran to Greenville (South Carolina) | 3,950.02 mi (6,356.94 km) |
| Cwmbran to Greenville (Texas) | 4,587.49 mi (7,382.85 km) |
| Cwmbran to Greenwood (Indiana) | 3,877.43 mi (6,240.12 km) |
| Cwmbran to Greenwood (Mississippi) | 4,332.93 mi (6,973.17 km) |
| Cwmbran to Greenwood (South Carolina) | 3,971.88 mi (6,392.12 km) |
