| Opfikon to Hutchinson (Minnesota) | 4,535.66 mi (7,299.44 km) |
| Opfikon to Hutto (Texas) | 5,370.44 mi (8,642.88 km) |
| Opfikon to Hyattsville (Maryland) | 4,126.49 mi (6,640.95 km) |
| Opfikon to Hybla Valley (Virginia) | 4,141.04 mi (6,664.36 km) |
| Opfikon to Idaho Falls (Idaho) | 5,189.47 mi (8,351.64 km) |
| Opfikon to Idylwood (Virginia) | 4,140.11 mi (6,662.87 km) |
| Opfikon to Ilchester (Maryland) | 4,107.59 mi (6,610.52 km) |
| Opfikon to Immokalee (Florida) | 4,896.08 mi (7,879.48 km) |
| Opfikon to Imperial (California) | 5,899.66 mi (9,494.59 km) |
| Opfikon to Imperial Beach (California) | 5,965.14 mi (9,599.96 km) |
| Opfikon to Independence (Kentucky) | 4,439.43 mi (7,144.56 km) |
| Opfikon to Independence (Missouri) | 4,815.57 mi (7,749.92 km) |
| Opfikon to Indian Trail (North Carolina) | 4,455.32 mi (7,170.14 km) |
| Opfikon to Indiana (Pennsylvania) | 4,146.00 mi (6,672.34 km) |
| Opfikon to Indianapolis (Indiana) | 4,465.35 mi (7,186.28 km) |
