| Thornton Heath to Glen Parva | 93.42 mi (150.35 km) |
| Thornton Heath to Glenfield | 98.10 mi (157.87 km) |
| Thornton Heath to Glenrothes | 354.28 mi (570.16 km) |
| Thornton Heath to Glossop | 161.03 mi (259.15 km) |
| Thornton Heath to Gloucester | 97.05 mi (156.18 km) |
| Thornton Heath to Godalming | 26.47 mi (42.61 km) |
| Thornton Heath to Golborne | 177.54 mi (285.72 km) |
| Thornton Heath to Goodmayes | 14.76 mi (23.75 km) |
| Thornton Heath to Goole | 162.03 mi (260.75 km) |
| Thornton Heath to Gorleston-on-Sea | 112.57 mi (181.16 km) |
| Thornton Heath to Gornalwood | 115.67 mi (186.15 km) |
| Thornton Heath to Gosforth | 256.95 mi (413.52 km) |
| Thornton Heath to Gosport | 60.76 mi (97.78 km) |
| Thornton Heath to Gourock | 368.76 mi (593.46 km) |
| Thornton Heath to Grangemouth | 351.04 mi (564.95 km) |
