| Thornton to Grand Prairie (Texas) | 4,628.37 mi (7,448.64 km) |
| Thornton to Grand Rapids (Michigan) | 3,688.09 mi (5,935.41 km) |
| Thornton to Grand Rapids (Minnesota) | 3,766.08 mi (6,060.91 km) |
| Thornton to Grand Terrace (California) | 5,254.56 mi (8,456.39 km) |
| Thornton to Grandview (Missouri) | 4,213.75 mi (6,781.38 km) |
| Thornton to Grandview (Washington) | 4,629.76 mi (7,450.88 km) |
| Thornton to Grandville (Michigan) | 3,694.69 mi (5,946.04 km) |
| Thornton to Granger (Indiana) | 3,763.95 mi (6,057.49 km) |
| Thornton to Granite Bay (California) | 5,096.75 mi (8,202.42 km) |
| Thornton to Granite City (Illinois) | 4,059.72 mi (6,533.49 km) |
| Thornton to Grants Pass (Oregon) | 4,942.62 mi (7,954.38 km) |
| Thornton to Grantsville (Utah) | 4,729.67 mi (7,611.66 km) |
| Thornton to Grapevine (Texas) | 4,617.22 mi (7,430.70 km) |
| Thornton to Grass Valley (California) | 5,066.29 mi (8,153.40 km) |
| Thornton to Grayslake (Illinois) | 3,805.28 mi (6,124.01 km) |
