| Llantwit Major to Greenwood Village (Colorado) | 4,576.04 mi (7,364.42 km) |
| Llantwit Major to Greer (South Carolina) | 3,925.91 mi (6,318.14 km) |
| Llantwit Major to Grenada (Mississippi) | 4,291.72 mi (6,906.86 km) |
| Llantwit Major to Gresham (Oregon) | 4,820.80 mi (7,758.33 km) |
| Llantwit Major to Gretna (Louisiana) | 4,493.68 mi (7,231.87 km) |
| Llantwit Major to Griffin (Georgia) | 4,091.16 mi (6,584.09 km) |
| Llantwit Major to Griffith (Indiana) | 3,829.87 mi (6,163.58 km) |
| Llantwit Major to Grimes (Iowa) | 4,066.92 mi (6,545.08 km) |
| Llantwit Major to Grosse Pointe Park (Michigan) | 3,615.42 mi (5,818.46 km) |
| Llantwit Major to Grosse Pointe Woods (Michigan) | 3,611.74 mi (5,812.53 km) |
| Llantwit Major to Grove City (Ohio) | 3,732.59 mi (6,007.02 km) |
| Llantwit Major to Groveland (Florida) | 4,214.53 mi (6,782.63 km) |
| Llantwit Major to Grover Beach (California) | 5,353.03 mi (8,614.88 km) |
| Llantwit Major to Groves (Texas) | 4,649.63 mi (7,482.85 km) |
| Llantwit Major to Groveton (Virginia) | 3,538.24 mi (5,694.24 km) |
