| Olbia to Germantown (Wisconsin) | 4,694.03 mi (7,554.31 km) |
| Olbia to Gibsonton (Florida) | 5,079.04 mi (8,173.93 km) |
| Olbia to Gig Harbor (Washington) | 5,669.14 mi (9,123.61 km) |
| Olbia to Gilbert (Arizona) | 6,091.28 mi (9,802.96 km) |
| Olbia to Gillette (Wyoming) | 5,305.40 mi (8,538.21 km) |
| Olbia to Gilroy (California) | 6,227.81 mi (10,022.69 km) |
| Olbia to Gladeview (Florida) | 5,059.46 mi (8,142.41 km) |
| Olbia to Gladstone (Missouri) | 5,128.51 mi (8,253.55 km) |
| Olbia to Gladstone (Oregon) | 5,780.15 mi (9,302.25 km) |
| Olbia to Glasgow (Delaware) | 4,300.49 mi (6,920.96 km) |
| Olbia to Glasgow (Kentucky) | 4,857.06 mi (7,816.68 km) |
| Olbia to Glassboro (New Jersey) | 4,268.04 mi (6,868.74 km) |
| Olbia to Glassmanor (Maryland) | 4,385.30 mi (7,057.47 km) |
| Olbia to Glen Allen (Virginia) | 4,451.33 mi (7,163.72 km) |
| Olbia to Glen Burnie (Maryland) | 4,355.74 mi (7,009.88 km) |
