| Opfikon to Accokeek (Maryland) | 4,140.89 mi (6,664.11 km) |
| Opfikon to Acworth (Georgia) | 4,671.93 mi (7,518.74 km) |
| Opfikon to Ada (Oklahoma) | 5,119.87 mi (8,239.63 km) |
| Opfikon to Addison (Illinois) | 4,438.89 mi (7,143.70 km) |
| Opfikon to Addison (Texas) | 5,218.37 mi (8,398.15 km) |
| Opfikon to Adelanto (California) | 5,859.21 mi (9,429.49 km) |
| Opfikon to Adelphi (Maryland) | 4,125.17 mi (6,638.83 km) |
| Opfikon to Adrian (Michigan) | 4,286.32 mi (6,898.16 km) |
| Opfikon to Affton (Missouri) | 4,687.29 mi (7,543.46 km) |
| Opfikon to Agoura Hills (California) | 5,925.18 mi (9,535.66 km) |
| Opfikon to Aguadilla (Puerto Rico) | 4,627.14 mi (7,446.66 km) |
| Opfikon to Aiken (South Carolina) | 4,572.31 mi (7,358.43 km) |
| Opfikon to Akron (Ohio) | 4,222.13 mi (6,794.85 km) |
| Opfikon to Alabaster (Alabama) | 4,801.43 mi (7,727.16 km) |
| Opfikon to Alachua (Florida) | 4,781.66 mi (7,695.34 km) |
