| Southborough to Greenwood Village (Colorado) | 4,717.33 mi (7,591.81 km) |
| Southborough to Greer (South Carolina) | 4,085.21 mi (6,574.51 km) |
| Southborough to Grenada (Mississippi) | 4,448.32 mi (7,158.89 km) |
| Southborough to Gresham (Oregon) | 4,937.02 mi (7,945.36 km) |
| Southborough to Gretna (Louisiana) | 4,652.21 mi (7,487.01 km) |
| Southborough to Griffin (Georgia) | 4,250.49 mi (6,840.51 km) |
| Southborough to Griffith (Indiana) | 3,982.12 mi (6,408.60 km) |
| Southborough to Grimes (Iowa) | 4,214.92 mi (6,783.26 km) |
| Southborough to Grosse Pointe Park (Michigan) | 3,769.45 mi (6,066.34 km) |
| Southborough to Grosse Pointe Woods (Michigan) | 3,765.73 mi (6,060.36 km) |
| Southborough to Grove City (Ohio) | 3,888.55 mi (6,258.01 km) |
| Southborough to Groveland (Florida) | 4,376.17 mi (7,042.77 km) |
| Southborough to Grover Beach (California) | 5,482.67 mi (8,823.51 km) |
| Southborough to Groves (Texas) | 4,806.31 mi (7,735.01 km) |
| Southborough to Groveton (Virginia) | 3,697.45 mi (5,950.47 km) |
