| Round Rock to Greenwood (South Carolina) | 938.91 mi (1,511.03 km) |
| Round Rock to Greenwood Village (Colorado) | 749.26 mi (1,205.82 km) |
| Round Rock to Greer (South Carolina) | 946.04 mi (1,522.50 km) |
| Round Rock to Grenada (Mississippi) | 511.15 mi (822.61 km) |
| Round Rock to Gresham (Oregon) | 1,688.00 mi (2,716.58 km) |
| Round Rock to Gretna (Louisiana) | 456.42 mi (734.53 km) |
| Round Rock to Griffin (Georgia) | 806.98 mi (1,298.70 km) |
| Round Rock to Griffith (Indiana) | 949.86 mi (1,528.65 km) |
| Round Rock to Grimes (Iowa) | 799.92 mi (1,287.34 km) |
| Round Rock to Grosse Pointe Park (Michigan) | 1,154.83 mi (1,858.52 km) |
| Round Rock to Grosse Pointe Woods (Michigan) | 1,158.56 mi (1,864.52 km) |
| Round Rock to Grove City (Ohio) | 1,044.23 mi (1,680.53 km) |
| Round Rock to Groveland (Florida) | 960.23 mi (1,545.35 km) |
| Round Rock to Grover Beach (California) | 1,366.75 mi (2,199.57 km) |
| Round Rock to Groves (Texas) | 227.28 mi (365.78 km) |
