| Greenford to Granada | 1,004.28 mi (1,616.24 km) |
| Greenford to Granadilla de Abona | 1,823.42 mi (2,934.51 km) |
| Greenford to Granollers | 696.75 mi (1,121.31 km) |
| Greenford to Grinon | 799.36 mi (1,286.45 km) |
| Greenford to Guadalajara | 764.72 mi (1,230.70 km) |
| Greenford to Guadarrama | 770.99 mi (1,240.78 km) |
| Greenford to Guadix | 992.56 mi (1,597.37 km) |
| Greenford to Guardamar del Segura | 928.75 mi (1,494.67 km) |
| Greenford to Guernica y Luno | 577.65 mi (929.64 km) |
| Greenford to Guia de Isora | 1,822.11 mi (2,932.40 km) |
| Greenford to Guillena | 1,006.24 mi (1,619.38 km) |
| Greenford to Guimar | 1,806.68 mi (2,907.57 km) |
| Greenford to Hellin | 901.44 mi (1,450.73 km) |
| Greenford to Herencia | 852.73 mi (1,372.33 km) |
| Greenford to Hernani | 575.88 mi (926.80 km) |
