| Opfikon to Grand Prairie (Texas) | 5,239.51 mi (8,432.17 km) |
| Opfikon to Grand Rapids (Michigan) | 4,301.68 mi (6,922.89 km) |
| Opfikon to Grand Rapids (Minnesota) | 4,395.16 mi (7,073.33 km) |
| Opfikon to Grand Terrace (California) | 5,887.00 mi (9,474.21 km) |
| Opfikon to Grandview (Missouri) | 4,832.26 mi (7,776.77 km) |
| Opfikon to Grandview (Washington) | 5,255.29 mi (8,457.58 km) |
| Opfikon to Grandville (Michigan) | 4,308.30 mi (6,933.54 km) |
| Opfikon to Granger (Indiana) | 4,375.37 mi (7,041.47 km) |
| Opfikon to Granite Bay (California) | 5,726.71 mi (9,216.25 km) |
| Opfikon to Granite City (Illinois) | 4,670.92 mi (7,517.12 km) |
| Opfikon to Grants Pass (Oregon) | 5,568.14 mi (8,961.05 km) |
| Opfikon to Grantsville (Utah) | 5,362.09 mi (8,629.46 km) |
| Opfikon to Grapevine (Texas) | 5,228.94 mi (8,415.17 km) |
| Opfikon to Grass Valley (California) | 5,696.08 mi (9,166.96 km) |
| Opfikon to Grayslake (Illinois) | 4,421.05 mi (7,115.00 km) |
