| Boulder to Gonzalez (Florida) | 1,201.17 mi (1,933.09 km) |
| Boulder to Goodlettsville (Tennessee) | 1,037.16 mi (1,669.15 km) |
| Boulder to Goodyear (Arizona) | 610.89 mi (983.13 km) |
| Boulder to Goose Creek (South Carolina) | 1,477.83 mi (2,378.34 km) |
| Boulder to Goshen (Indiana) | 1,019.26 mi (1,640.35 km) |
| Boulder to Goulds (Florida) | 1,746.30 mi (2,810.40 km) |
| Boulder to Grafton (Wisconsin) | 919.78 mi (1,480.25 km) |
| Boulder to Graham (North Carolina) | 1,428.48 mi (2,298.91 km) |
| Boulder to Graham (Washington) | 977.92 mi (1,573.81 km) |
| Boulder to Grain Valley (Missouri) | 592.34 mi (953.27 km) |
| Boulder to Granbury (Texas) | 668.74 mi (1,076.24 km) |
| Boulder to Grand Forks (North Dakota) | 679.23 mi (1,093.11 km) |
| Boulder to Grand Haven (Michigan) | 1,003.96 mi (1,615.72 km) |
| Boulder to Grand Island (Nebraska) | 367.50 mi (591.43 km) |
| Boulder to Grand Junction (Colorado) | 188.07 mi (302.67 km) |
