| Opfikon to Dardenne Prairie (Missouri) | 4,693.17 mi (7,552.93 km) |
| Opfikon to Darien (Illinois) | 4,446.46 mi (7,155.89 km) |
| Opfikon to Davenport (Iowa) | 4,555.24 mi (7,330.95 km) |
| Opfikon to Davidson (North Carolina) | 4,443.99 mi (7,151.91 km) |
| Opfikon to Davie (Florida) | 4,862.19 mi (7,824.94 km) |
| Opfikon to Davis (California) | 5,754.71 mi (9,261.31 km) |
| Opfikon to Dayton (Nevada) | 5,651.71 mi (9,095.55 km) |
| Opfikon to Dayton (Ohio) | 4,387.65 mi (7,061.24 km) |
| Opfikon to Daytona Beach (Florida) | 4,748.83 mi (7,642.51 km) |
| Opfikon to De Pere (Wisconsin) | 4,327.56 mi (6,964.54 km) |
| Opfikon to De Witt (New York) | 3,919.19 mi (6,307.33 km) |
| Opfikon to Dearborn (Michigan) | 4,235.29 mi (6,816.04 km) |
| Opfikon to Dearborn Heights (Michigan) | 4,237.64 mi (6,819.82 km) |
| Opfikon to DeBary (Florida) | 4,773.85 mi (7,682.77 km) |
| Opfikon to Decatur (Alabama) | 4,743.58 mi (7,634.05 km) |
