| Round Rock to Gaffney (South Carolina) | 980.04 mi (1,577.22 km) |
| Round Rock to Gages Lake (Illinois) | 976.81 mi (1,572.02 km) |
| Round Rock to Gahanna (Ohio) | 1,059.40 mi (1,704.94 km) |
| Round Rock to Gainesville (Florida) | 916.80 mi (1,475.44 km) |
| Round Rock to Gainesville (Georgia) | 847.02 mi (1,363.14 km) |
| Round Rock to Gainesville (Texas) | 217.12 mi (349.43 km) |
| Round Rock to Gainesville (Virginia) | 1,269.72 mi (2,043.41 km) |
| Round Rock to Gaithersburg (Maryland) | 1,299.27 mi (2,090.97 km) |
| Round Rock to Galena Park (Texas) | 154.97 mi (249.40 km) |
| Round Rock to Galesburg (Illinois) | 827.34 mi (1,331.47 km) |
| Round Rock to Galion (Ohio) | 1,091.08 mi (1,755.93 km) |
| Round Rock to Gallatin (Tennessee) | 760.69 mi (1,224.21 km) |
| Round Rock to Gallup (New Mexico) | 727.93 mi (1,171.49 km) |
| Round Rock to Galt (California) | 1,444.66 mi (2,324.96 km) |
| Round Rock to Galveston (Texas) | 188.13 mi (302.77 km) |
