| Opfikon to Ansonia (Connecticut) | 3,863.52 mi (6,217.73 km) |
| Opfikon to Antelope (California) | 5,734.70 mi (9,229.10 km) |
| Opfikon to Anthem (Arizona) | 5,727.66 mi (9,217.77 km) |
| Opfikon to Antioch (California) | 5,790.42 mi (9,318.79 km) |
| Opfikon to Antioch (Illinois) | 4,416.38 mi (7,107.48 km) |
| Opfikon to Apache Junction (Arizona) | 5,733.55 mi (9,227.25 km) |
| Opfikon to Apex (North Carolina) | 4,350.44 mi (7,001.36 km) |
| Opfikon to Apollo Beach (Florida) | 4,874.66 mi (7,845.01 km) |
| Opfikon to Apopka (Florida) | 4,791.53 mi (7,711.23 km) |
| Opfikon to Apple Valley (California) | 5,854.72 mi (9,422.25 km) |
| Opfikon to Apple Valley (Minnesota) | 4,500.39 mi (7,242.67 km) |
| Opfikon to Appleton (Wisconsin) | 4,346.07 mi (6,994.33 km) |
| Opfikon to Arbutus (Maryland) | 4,103.36 mi (6,603.72 km) |
| Opfikon to Arcadia (California) | 5,903.73 mi (9,501.13 km) |
| Opfikon to Arcata (California) | 5,681.24 mi (9,143.08 km) |
