| Opfikon to Jacksonville (Texas) | 5,206.96 mi (8,379.79 km) |
| Opfikon to Jacksonville Beach (Florida) | 4,711.04 mi (7,581.69 km) |
| Opfikon to James Island (South Carolina) | 4,532.55 mi (7,294.43 km) |
| Opfikon to Jamestown (New York) | 4,086.01 mi (6,575.80 km) |
| Opfikon to Jamestown (North Dakota) | 4,586.33 mi (7,380.99 km) |
| Opfikon to Janesville (Wisconsin) | 4,442.40 mi (7,149.36 km) |
| Opfikon to Jasmine Estates (Florida) | 4,861.82 mi (7,824.34 km) |
| Opfikon to Jasper (Alabama) | 4,789.71 mi (7,708.30 km) |
| Opfikon to Jasper (Indiana) | 4,561.08 mi (7,340.35 km) |
| Opfikon to Jefferson (Georgia) | 4,623.30 mi (7,440.49 km) |
| Opfikon to Jefferson (Louisiana) | 5,099.30 mi (8,206.53 km) |
| Opfikon to Jefferson City (Missouri) | 4,758.09 mi (7,657.41 km) |
| Opfikon to Jefferson Hills (Pennsylvania) | 4,192.11 mi (6,746.54 km) |
| Opfikon to Jefferson Valley-Yorktown (New York) | 3,895.22 mi (6,268.75 km) |
| Opfikon to Jeffersontown (Kentucky) | 4,514.89 mi (7,266.01 km) |
