| Swansea to Glen Parva | 4,123.86 mi (6,636.71 km) |
| Swansea to Glenfield | 4,120.34 mi (6,631.05 km) |
| Swansea to Glenrothes | 3,950.34 mi (6,357.45 km) |
| Swansea to Glossop | 4,069.48 mi (6,549.20 km) |
| Swansea to Gloucester | 4,103.34 mi (6,603.68 km) |
| Swansea to Godalming | 4,187.10 mi (6,738.49 km) |
| Swansea to Golborne | 4,044.29 mi (6,508.66 km) |
| Swansea to Goodmayes | 4,203.35 mi (6,764.64 km) |
| Swansea to Goole | 4,102.52 mi (6,602.37 km) |
| Swansea to Gorleston-on-Sea | 4,233.05 mi (6,812.44 km) |
| Swansea to Gornalwood | 4,089.00 mi (6,580.62 km) |
| Swansea to Gosforth | 4,037.96 mi (6,498.48 km) |
| Swansea to Gosport | 4,178.72 mi (6,725.00 km) |
| Swansea to Gourock | 3,897.49 mi (6,272.41 km) |
| Swansea to Grangemouth | 3,935.74 mi (6,333.96 km) |
