| Grefrath to Galapagar | 892.25 mi (1,435.93 km) |
| Grefrath to Galdacano | 705.30 mi (1,135.07 km) |
| Grefrath to Gandia | 910.96 mi (1,466.06 km) |
| Grefrath to Garrucha | 1,056.37 mi (1,700.06 km) |
| Grefrath to Gava | 722.85 mi (1,163.32 km) |
| Grefrath to Gelves | 1,140.68 mi (1,835.74 km) |
| Grefrath to Getafe | 901.56 mi (1,450.92 km) |
| Grefrath to Gibraleon | 1,163.44 mi (1,872.38 km) |
| Grefrath to Gijon | 777.49 mi (1,251.24 km) |
| Grefrath to Gines | 1,138.97 mi (1,832.99 km) |
| Grefrath to Girona | 667.28 mi (1,073.89 km) |
| Grefrath to Godella | 878.71 mi (1,414.15 km) |
| Grefrath to Gondomar | 954.73 mi (1,536.48 km) |
| Grefrath to Grado | 797.48 mi (1,283.43 km) |
| Grefrath to Granada | 1,092.67 mi (1,758.48 km) |
