| Opfikon to Harrison (Wisconsin) | 4,346.36 mi (6,994.78 km) |
| Opfikon to Harrisonburg (Virginia) | 4,229.66 mi (6,806.98 km) |
| Opfikon to Hartford (Connecticut) | 3,830.28 mi (6,164.24 km) |
| Opfikon to Hartford (Wisconsin) | 4,389.18 mi (7,063.70 km) |
| Opfikon to Hartselle (Alabama) | 4,747.88 mi (7,640.98 km) |
| Opfikon to Hartsville (Tennessee) | 4,623.25 mi (7,440.41 km) |
| Opfikon to Harvey (Illinois) | 4,440.06 mi (7,145.59 km) |
| Opfikon to Harvey (Louisiana) | 5,099.23 mi (8,206.42 km) |
| Opfikon to Hasbrouck Heights (New Jersey) | 3,925.42 mi (6,317.36 km) |
| Opfikon to Haslett (Michigan) | 4,262.42 mi (6,859.71 km) |
| Opfikon to Hastings (Minnesota) | 4,488.61 mi (7,223.72 km) |
| Opfikon to Hastings (Nebraska) | 4,889.36 mi (7,868.67 km) |
| Opfikon to Hattiesburg (Mississippi) | 4,997.96 mi (8,043.43 km) |
| Opfikon to Hauppauge (New York) | 3,890.86 mi (6,261.73 km) |
| Opfikon to Havelock (North Carolina) | 4,302.37 mi (6,924.00 km) |
