| Denver to Grottaferrata | 5,577.69 mi (8,976.42 km) |
| Denver to Grottaglie | 5,808.32 mi (9,347.59 km) |
| Denver to Grottammare | 5,559.24 mi (8,946.73 km) |
| Denver to Grugliasco | 5,236.71 mi (8,427.66 km) |
| Denver to Grumo Appula | 5,757.94 mi (9,266.51 km) |
| Denver to Grumo Nevano | 5,677.36 mi (9,136.83 km) |
| Denver to Gualdo Tadino | 5,509.47 mi (8,866.63 km) |
| Denver to Guardiagrele | 5,611.33 mi (9,030.56 km) |
| Denver to Guastalla | 5,352.88 mi (8,614.63 km) |
| Denver to Gubbio | 5,496.11 mi (8,845.13 km) |
| Denver to Guspini | 5,539.59 mi (8,915.12 km) |
| Denver to Gussago | 5,301.86 mi (8,532.53 km) |
| Denver to Iesi | 5,510.77 mi (8,868.73 km) |
| Denver to Iesolo | 5,390.37 mi (8,674.97 km) |
| Denver to Iglesias | 5,546.23 mi (8,925.79 km) |
