| Olbia to Greenwood Village (Colorado) | 5,513.88 mi (8,873.74 km) |
| Olbia to Greer (South Carolina) | 4,776.09 mi (7,686.38 km) |
| Olbia to Grenada (Mississippi) | 5,166.75 mi (8,315.09 km) |
| Olbia to Gresham (Oregon) | 5,769.39 mi (9,284.93 km) |
| Olbia to Gretna (Louisiana) | 5,348.80 mi (8,608.07 km) |
| Olbia to Griffin (Georgia) | 4,939.67 mi (7,949.64 km) |
| Olbia to Griffith (Indiana) | 4,734.90 mi (7,620.08 km) |
| Olbia to Grimes (Iowa) | 4,988.43 mi (8,028.10 km) |
| Olbia to Grosse Pointe Park (Michigan) | 4,512.03 mi (7,261.41 km) |
| Olbia to Grosse Pointe Woods (Michigan) | 4,508.56 mi (7,255.82 km) |
| Olbia to Grove City (Ohio) | 4,615.94 mi (7,428.64 km) |
| Olbia to Groveland (Florida) | 5,019.30 mi (8,077.78 km) |
| Olbia to Grover Beach (California) | 6,303.49 mi (10,144.48 km) |
| Olbia to Groves (Texas) | 5,521.96 mi (8,886.74 km) |
| Olbia to Groveton (Virginia) | 4,392.65 mi (7,069.29 km) |
