| Markham to Grand Junction (Colorado) | 1,110.21 mi (1,786.71 km) |
| Markham to Grand Prairie (Texas) | 801.03 mi (1,289.13 km) |
| Markham to Grand Rapids (Michigan) | 140.23 mi (225.68 km) |
| Markham to Grand Rapids (Minnesota) | 484.33 mi (779.46 km) |
| Markham to Grand Terrace (California) | 1,689.66 mi (2,719.25 km) |
| Markham to Grandview (Missouri) | 406.23 mi (653.77 km) |
| Markham to Grandview (Washington) | 1,623.47 mi (2,612.72 km) |
| Markham to Grandville (Michigan) | 133.62 mi (215.04 km) |
| Markham to Granger (Indiana) | 80.85 mi (130.11 km) |
| Markham to Granite Bay (California) | 1,767.11 mi (2,843.90 km) |
| Markham to Granite City (Illinois) | 236.37 mi (380.40 km) |
| Markham to Grants Pass (Oregon) | 1,816.96 mi (2,924.11 km) |
| Markham to Grantsville (Utah) | 1,287.79 mi (2,072.50 km) |
| Markham to Grapevine (Texas) | 789.38 mi (1,270.38 km) |
| Markham to Grass Valley (California) | 1,751.79 mi (2,819.24 km) |
