| Cwmbran to Greenwood Village (Colorado) | 4,582.46 mi (7,374.75 km) |
| Cwmbran to Greer (South Carolina) | 3,939.89 mi (6,340.65 km) |
| Cwmbran to Grenada (Mississippi) | 4,304.11 mi (6,926.79 km) |
| Cwmbran to Gresham (Oregon) | 4,820.60 mi (7,758.01 km) |
| Cwmbran to Gretna (Louisiana) | 4,507.17 mi (7,253.59 km) |
| Cwmbran to Griffin (Georgia) | 4,105.17 mi (6,606.64 km) |
| Cwmbran to Griffith (Indiana) | 3,840.20 mi (6,180.20 km) |
| Cwmbran to Grimes (Iowa) | 4,075.59 mi (6,559.03 km) |
| Cwmbran to Grosse Pointe Park (Michigan) | 3,626.53 mi (5,836.33 km) |
| Cwmbran to Grosse Pointe Woods (Michigan) | 3,622.83 mi (5,830.38 km) |
| Cwmbran to Grove City (Ohio) | 3,744.63 mi (6,026.40 km) |
| Cwmbran to Groveland (Florida) | 4,230.56 mi (6,808.43 km) |
| Cwmbran to Grover Beach (California) | 5,356.16 mi (8,619.91 km) |
| Cwmbran to Groves (Texas) | 4,662.06 mi (7,502.86 km) |
| Cwmbran to Groveton (Virginia) | 3,552.16 mi (5,716.65 km) |
