| Harrow Weald to Fuente-Alamo de Murcia | 958.84 mi (1,543.11 km) |
| Harrow Weald to Galapagar | 781.63 mi (1,257.91 km) |
| Harrow Weald to Galdacano | 590.20 mi (949.84 km) |
| Harrow Weald to Gandia | 873.19 mi (1,405.26 km) |
| Harrow Weald to Garrucha | 998.94 mi (1,607.64 km) |
| Harrow Weald to Gava | 720.03 mi (1,158.77 km) |
| Harrow Weald to Gelves | 1,024.19 mi (1,648.28 km) |
| Harrow Weald to Getafe | 797.30 mi (1,283.13 km) |
| Harrow Weald to Gibraleon | 1,034.94 mi (1,665.57 km) |
| Harrow Weald to Gijon | 610.67 mi (982.77 km) |
| Harrow Weald to Gines | 1,021.38 mi (1,643.75 km) |
| Harrow Weald to Girona | 681.11 mi (1,096.14 km) |
| Harrow Weald to Godella | 834.93 mi (1,343.69 km) |
| Harrow Weald to Gondomar | 766.02 mi (1,232.79 km) |
| Harrow Weald to Grado | 627.15 mi (1,009.29 km) |
