| Defiance to Dover (New Jersey) | 511.15 mi (822.61 km) |
| Defiance to Dover (Ohio) | 159.33 mi (256.42 km) |
| Defiance to Downers Grove (Illinois) | 192.14 mi (309.21 km) |
| Defiance to Downey (California) | 1,903.30 mi (3,063.07 km) |
| Defiance to Dranesville (Virginia) | 401.73 mi (646.52 km) |
| Defiance to Draper (Utah) | 1,431.17 mi (2,303.24 km) |
| Defiance to Drexel Heights (Arizona) | 1,598.72 mi (2,572.89 km) |
| Defiance to Drexel Hill (Pennsylvania) | 483.87 mi (778.71 km) |
| Defiance to Duarte (California) | 1,887.37 mi (3,037.43 km) |
| Defiance to Dublin (California) | 2,000.37 mi (3,219.28 km) |
| Defiance to Dublin (Georgia) | 609.41 mi (980.75 km) |
| Defiance to Dublin (Ohio) | 103.06 mi (165.86 km) |
| Defiance to Dubuque (Iowa) | 336.77 mi (541.97 km) |
| Defiance to Duluth (Georgia) | 502.86 mi (809.28 km) |
| Defiance to Duluth (Minnesota) | 541.01 mi (870.68 km) |
