| Duluth to Dover (New Hampshire) | 1,064.34 mi (1,712.89 km) |
| Duluth to Dover (New Jersey) | 963.29 mi (1,550.26 km) |
| Duluth to Dover (Ohio) | 684.60 mi (1,101.75 km) |
| Duluth to Downers Grove (Illinois) | 399.86 mi (643.51 km) |
| Duluth to Downey (California) | 1,618.97 mi (2,605.48 km) |
| Duluth to Dranesville (Virginia) | 918.45 mi (1,478.11 km) |
| Duluth to Draper (Utah) | 1,073.59 mi (1,727.77 km) |
| Duluth to Drexel Heights (Arizona) | 1,420.80 mi (2,286.55 km) |
| Duluth to Drexel Hill (Pennsylvania) | 965.45 mi (1,553.74 km) |
| Duluth to Duarte (California) | 1,601.06 mi (2,576.66 km) |
| Duluth to Dublin (California) | 1,633.31 mi (2,628.57 km) |
| Duluth to Dublin (Georgia) | 1,097.30 mi (1,765.93 km) |
| Duluth to Dublin (Ohio) | 643.85 mi (1,036.18 km) |
| Duluth to Dubuque (Iowa) | 303.66 mi (488.70 km) |
| Duluth to Duluth (Georgia) | 976.16 mi (1,570.97 km) |
