| Johnston to Grand Junction (Colorado) | 800.50 mi (1,288.29 km) |
| Johnston to Grand Prairie (Texas) | 647.90 mi (1,042.69 km) |
| Johnston to Grand Rapids (Michigan) | 421.16 mi (677.79 km) |
| Johnston to Grand Rapids (Minnesota) | 383.38 mi (616.98 km) |
| Johnston to Grand Terrace (California) | 1,385.69 mi (2,230.05 km) |
| Johnston to Grandview (Missouri) | 198.72 mi (319.81 km) |
| Johnston to Grandview (Washington) | 1,333.02 mi (2,145.29 km) |
| Johnston to Grandville (Michigan) | 415.48 mi (668.66 km) |
| Johnston to Granger (Indiana) | 391.28 mi (629.70 km) |
| Johnston to Granite Bay (California) | 1,455.78 mi (2,342.85 km) |
| Johnston to Granite City (Illinois) | 279.02 mi (449.04 km) |
| Johnston to Grants Pass (Oregon) | 1,511.94 mi (2,433.23 km) |
| Johnston to Grantsville (Utah) | 976.57 mi (1,571.64 km) |
| Johnston to Grapevine (Texas) | 632.28 mi (1,017.56 km) |
| Johnston to Grass Valley (California) | 1,440.70 mi (2,318.58 km) |
