| Mountain Ash to Glen Parva | 112.94 mi (181.76 km) |
| Mountain Ash to Glenfield | 113.80 mi (183.14 km) |
| Mountain Ash to Glenrothes | 312.17 mi (502.40 km) |
| Mountain Ash to Glossop | 135.72 mi (218.43 km) |
| Mountain Ash to Gloucester | 50.14 mi (80.69 km) |
| Mountain Ash to Godalming | 124.21 mi (199.89 km) |
| Mountain Ash to Golborne | 128.28 mi (206.45 km) |
| Mountain Ash to Goodmayes | 150.02 mi (241.44 km) |
| Mountain Ash to Goole | 174.58 mi (280.96 km) |
| Mountain Ash to Gorleston-on-Sea | 225.03 mi (362.15 km) |
| Mountain Ash to Gornalwood | 78.86 mi (126.91 km) |
| Mountain Ash to Gosforth | 240.91 mi (387.70 km) |
| Mountain Ash to Gosport | 115.18 mi (185.36 km) |
| Mountain Ash to Gourock | 300.95 mi (484.33 km) |
| Mountain Ash to Grangemouth | 299.53 mi (482.05 km) |
