| Idanha-a-Nova to Grand Prairie (Texas) | 4,807.38 mi (7,736.73 km) |
| Idanha-a-Nova to Grand Rapids (Michigan) | 3,913.20 mi (6,297.69 km) |
| Idanha-a-Nova to Grand Rapids (Minnesota) | 4,124.02 mi (6,636.96 km) |
| Idanha-a-Nova to Grand Terrace (California) | 5,658.82 mi (9,106.99 km) |
| Idanha-a-Nova to Grandview (Missouri) | 4,454.33 mi (7,168.55 km) |
| Idanha-a-Nova to Grandview (Washington) | 5,181.31 mi (8,338.51 km) |
| Idanha-a-Nova to Grandville (Michigan) | 3,919.62 mi (6,308.02 km) |
| Idanha-a-Nova to Granger (Indiana) | 3,972.66 mi (6,393.38 km) |
| Idanha-a-Nova to Granite Bay (California) | 5,586.03 mi (8,989.85 km) |
| Idanha-a-Nova to Granite City (Illinois) | 4,256.79 mi (6,850.64 km) |
| Idanha-a-Nova to Grants Pass (Oregon) | 5,486.09 mi (8,829.01 km) |
| Idanha-a-Nova to Grantsville (Utah) | 5,158.19 mi (8,301.30 km) |
| Idanha-a-Nova to Grapevine (Texas) | 4,800.11 mi (7,725.03 km) |
| Idanha-a-Nova to Grass Valley (California) | 5,558.95 mi (8,946.26 km) |
| Idanha-a-Nova to Grayslake (Illinois) | 4,040.45 mi (6,502.47 km) |
