| Castel San Giorgio to Galapagar | 978.18 mi (1,574.23 km) |
| Castel San Giorgio to Galdacano | 914.76 mi (1,472.16 km) |
| Castel San Giorgio to Gandia | 798.11 mi (1,284.43 km) |
| Castel San Giorgio to Garrucha | 919.92 mi (1,480.47 km) |
| Castel San Giorgio to Gava | 661.99 mi (1,065.36 km) |
| Castel San Giorgio to Gelves | 1,133.89 mi (1,824.83 km) |
| Castel San Giorgio to Getafe | 966.50 mi (1,555.43 km) |
| Castel San Giorgio to Gibraleon | 1,182.64 mi (1,903.27 km) |
| Castel San Giorgio to Gijon | 1,059.19 mi (1,704.60 km) |
| Castel San Giorgio to Gines | 1,135.91 mi (1,828.07 km) |
| Castel San Giorgio to Girona | 621.08 mi (999.53 km) |
| Castel San Giorgio to Godella | 801.79 mi (1,290.36 km) |
| Castel San Giorgio to Gondomar | 1,214.68 mi (1,954.83 km) |
| Castel San Giorgio to Grado | 1,077.39 mi (1,733.90 km) |
| Castel San Giorgio to Granada | 1,011.93 mi (1,628.55 km) |
