| Mortara to Dover (New Jersey) | 4,021.66 mi (6,472.24 km) |
| Mortara to Dover (Ohio) | 4,328.98 mi (6,966.82 km) |
| Mortara to Downers Grove (Illinois) | 4,539.64 mi (7,305.84 km) |
| Mortara to Downey (California) | 6,036.42 mi (9,714.68 km) |
| Mortara to Dranesville (Virginia) | 4,218.71 mi (6,789.35 km) |
| Mortara to Draper (Utah) | 5,467.37 mi (8,798.88 km) |
| Mortara to Drexel Heights (Arizona) | 5,894.83 mi (9,486.81 km) |
| Mortara to Drexel Hill (Pennsylvania) | 4,090.85 mi (6,583.58 km) |
| Mortara to Duarte (California) | 6,017.86 mi (9,684.80 km) |
| Mortara to Dublin (California) | 5,934.35 mi (9,550.42 km) |
| Mortara to Dublin (Georgia) | 4,741.07 mi (7,630.01 km) |
| Mortara to Dublin (Ohio) | 4,415.92 mi (7,106.73 km) |
| Mortara to Dubuque (Iowa) | 4,612.98 mi (7,423.87 km) |
| Mortara to Duluth (Georgia) | 4,727.93 mi (7,608.87 km) |
| Mortara to Duluth (Minnesota) | 4,474.48 mi (7,200.98 km) |
