| Castleford to Glenfield | 73.98 mi (119.05 km) |
| Castleford to Glenrothes | 186.08 mi (299.47 km) |
| Castleford to Glossop | 30.78 mi (49.54 km) |
| Castleford to Gloucester | 133.21 mi (214.38 km) |
| Castleford to Godalming | 178.01 mi (286.48 km) |
| Castleford to Golborne | 53.42 mi (85.97 km) |
| Castleford to Goodmayes | 160.99 mi (259.09 km) |
| Castleford to Goole | 19.94 mi (32.09 km) |
| Castleford to Gorleston-on-Sea | 149.96 mi (241.33 km) |
| Castleford to Gornalwood | 88.36 mi (142.21 km) |
| Castleford to Gosforth | 89.84 mi (144.59 km) |
| Castleford to Gosport | 202.07 mi (325.20 km) |
| Castleford to Gourock | 207.02 mi (333.16 km) |
| Castleford to Grangemouth | 184.31 mi (296.62 km) |
| Castleford to Grantham | 62.60 mi (100.74 km) |
