| Grefrath to Granadilla de Abona | 1,996.66 mi (3,213.31 km) |
| Grefrath to Granollers | 698.96 mi (1,124.88 km) |
| Grefrath to Grinon | 909.92 mi (1,464.37 km) |
| Grefrath to Guadalajara | 867.41 mi (1,395.96 km) |
| Grefrath to Guadarrama | 888.80 mi (1,430.39 km) |
| Grefrath to Guadix | 1,074.89 mi (1,729.87 km) |
| Grefrath to Guardamar del Segura | 976.49 mi (1,571.50 km) |
| Grefrath to Guernica y Luno | 695.32 mi (1,119.01 km) |
| Grefrath to Guia de Isora | 1,997.04 mi (3,213.93 km) |
| Grefrath to Guillena | 1,129.37 mi (1,817.55 km) |
| Grefrath to Guimar | 1,979.50 mi (3,185.70 km) |
| Grefrath to Hellin | 967.44 mi (1,556.94 km) |
| Grefrath to Herencia | 949.75 mi (1,528.47 km) |
| Grefrath to Hernani | 679.05 mi (1,092.82 km) |
| Grefrath to Hoyo de Manzanares | 885.73 mi (1,425.44 km) |
