| Diamond Bar to Grottaferrata | 6,332.13 mi (10,190.58 km) |
| Diamond Bar to Grottaglie | 6,551.62 mi (10,543.82 km) |
| Diamond Bar to Grottammare | 6,305.43 mi (10,147.61 km) |
| Diamond Bar to Grugliasco | 5,993.67 mi (9,645.88 km) |
| Diamond Bar to Grumo Appula | 6,502.03 mi (10,464.01 km) |
| Diamond Bar to Grumo Nevano | 6,429.89 mi (10,347.91 km) |
| Diamond Bar to Gualdo Tadino | 6,258.19 mi (10,071.58 km) |
| Diamond Bar to Guardiagrele | 6,359.36 mi (10,234.41 km) |
| Diamond Bar to Guastalla | 6,101.59 mi (9,819.57 km) |
| Diamond Bar to Gubbio | 6,245.06 mi (10,050.46 km) |
| Diamond Bar to Guspini | 6,313.20 mi (10,160.11 km) |
| Diamond Bar to Gussago | 6,049.41 mi (9,735.58 km) |
| Diamond Bar to Iesi | 6,256.93 mi (10,069.56 km) |
| Diamond Bar to Iesolo | 6,130.50 mi (9,866.09 km) |
| Diamond Bar to Iglesias | 6,320.78 mi (10,172.31 km) |
