| Gretna to Glen Parva | 4,562.22 mi (7,342.18 km) |
| Gretna to Glenfield | 4,559.08 mi (7,337.14 km) |
| Gretna to Glenrothes | 4,411.91 mi (7,100.28 km) |
| Gretna to Glossop | 4,512.80 mi (7,262.65 km) |
| Gretna to Gloucester | 4,534.33 mi (7,297.30 km) |
| Gretna to Godalming | 4,616.06 mi (7,428.83 km) |
| Gretna to Golborne | 4,486.78 mi (7,220.78 km) |
| Gretna to Goodmayes | 4,636.56 mi (7,461.82 km) |
| Gretna to Goole | 4,549.53 mi (7,321.76 km) |
| Gretna to Gorleston-on-Sea | 4,676.65 mi (7,526.34 km) |
| Gretna to Gornalwood | 4,525.18 mi (7,282.57 km) |
| Gretna to Gosforth | 4,493.20 mi (7,231.10 km) |
| Gretna to Gosport | 4,603.77 mi (7,409.05 km) |
| Gretna to Gourock | 4,355.12 mi (7,008.88 km) |
| Gretna to Grangemouth | 4,395.25 mi (7,073.46 km) |
