| Tucson to Grottaferrata | 6,195.54 mi (9,970.76 km) |
| Tucson to Grottaglie | 6,428.45 mi (10,345.59 km) |
| Tucson to Grottammare | 6,179.01 mi (9,944.16 km) |
| Tucson to Grugliasco | 5,854.25 mi (9,421.50 km) |
| Tucson to Grumo Appula | 6,377.96 mi (10,264.34 km) |
| Tucson to Grumo Nevano | 6,295.60 mi (10,131.79 km) |
| Tucson to Gualdo Tadino | 6,128.76 mi (9,863.29 km) |
| Tucson to Guardiagrele | 6,230.68 mi (10,027.31 km) |
| Tucson to Guastalla | 5,972.32 mi (9,611.52 km) |
| Tucson to Gubbio | 6,115.36 mi (9,841.73 km) |
| Tucson to Guspini | 6,150.67 mi (9,898.55 km) |
| Tucson to Gussago | 5,921.59 mi (9,529.88 km) |
| Tucson to Iesi | 6,130.59 mi (9,866.23 km) |
| Tucson to Iesolo | 6,011.36 mi (9,674.35 km) |
| Tucson to Iglesias | 6,156.85 mi (9,908.49 km) |
