| Opfikon to Kilgore (Texas) | 5,169.02 mi (8,318.73 km) |
| Opfikon to Killeen (Texas) | 5,350.13 mi (8,610.20 km) |
| Opfikon to King City (California) | 5,875.38 mi (9,455.52 km) |
| Opfikon to King of Prussia (Pennsylvania) | 4,012.15 mi (6,456.93 km) |
| Opfikon to Kingman (Arizona) | 5,713.66 mi (9,195.24 km) |
| Opfikon to Kings Mountain (North Carolina) | 4,477.57 mi (7,205.95 km) |
| Opfikon to Kings Park (New York) | 3,889.65 mi (6,259.79 km) |
| Opfikon to Kings Park West (Virginia) | 4,147.13 mi (6,674.16 km) |
| Opfikon to Kingsburg (California) | 5,811.06 mi (9,351.99 km) |
| Opfikon to Kingsland (Georgia) | 4,699.20 mi (7,562.64 km) |
| Opfikon to Kingsport (Tennessee) | 4,468.57 mi (7,191.46 km) |
| Opfikon to Kingston (New York) | 3,878.40 mi (6,241.69 km) |
| Opfikon to Kingston (Pennsylvania) | 3,984.18 mi (6,411.92 km) |
| Opfikon to Kingstowne (Virginia) | 4,143.05 mi (6,667.59 km) |
| Opfikon to Kingsville (Texas) | 5,540.09 mi (8,915.91 km) |
