| Pianoro to Dover (New Jersey) | 4,161.45 mi (6,697.21 km) |
| Pianoro to Dover (Ohio) | 4,468.07 mi (7,190.67 km) |
| Pianoro to Downers Grove (Illinois) | 4,677.02 mi (7,526.94 km) |
| Pianoro to Downey (California) | 6,164.41 mi (9,920.65 km) |
| Pianoro to Dranesville (Virginia) | 4,358.54 mi (7,014.40 km) |
| Pianoro to Draper (Utah) | 5,595.57 mi (9,005.21 km) |
| Pianoro to Drexel Heights (Arizona) | 6,027.96 mi (9,701.07 km) |
| Pianoro to Drexel Hill (Pennsylvania) | 4,230.71 mi (6,808.67 km) |
| Pianoro to Duarte (California) | 6,145.84 mi (9,890.78 km) |
| Pianoro to Dublin (California) | 6,057.34 mi (9,748.35 km) |
| Pianoro to Dublin (Georgia) | 4,881.11 mi (7,855.38 km) |
| Pianoro to Dublin (Ohio) | 4,554.86 mi (7,330.34 km) |
| Pianoro to Dubuque (Iowa) | 4,749.34 mi (7,643.32 km) |
| Pianoro to Duluth (Georgia) | 4,867.83 mi (7,834.02 km) |
| Pianoro to Duluth (Minnesota) | 4,608.10 mi (7,416.02 km) |
