| Difficult Run to Grand Prairie (Texas) | 1,180.20 mi (1,899.35 km) |
| Difficult Run to Grand Rapids (Michigan) | 516.16 mi (830.69 km) |
| Difficult Run to Grand Rapids (Minnesota) | 996.41 mi (1,603.57 km) |
| Difficult Run to Grand Terrace (California) | 2,228.12 mi (3,585.81 km) |
| Difficult Run to Grandview (Missouri) | 922.31 mi (1,484.31 km) |
| Difficult Run to Grandview (Washington) | 2,196.32 mi (3,534.64 km) |
| Difficult Run to Grandville (Michigan) | 518.46 mi (834.38 km) |
| Difficult Run to Granger (Indiana) | 502.38 mi (808.50 km) |
| Difficult Run to Granite Bay (California) | 2,335.44 mi (3,758.53 km) |
| Difficult Run to Granite City (Illinois) | 687.54 mi (1,106.49 km) |
| Difficult Run to Grants Pass (Oregon) | 2,392.76 mi (3,850.78 km) |
| Difficult Run to Grantsville (Utah) | 1,857.34 mi (2,989.10 km) |
| Difficult Run to Grapevine (Texas) | 1,175.35 mi (1,891.55 km) |
| Difficult Run to Grass Valley (California) | 2,321.47 mi (3,736.05 km) |
| Difficult Run to Grayslake (Illinois) | 608.17 mi (978.76 km) |
