| Northport to Dover (New Hampshire) | 1,133.90 mi (1,824.84 km) |
| Northport to Dover (New Jersey) | 889.71 mi (1,431.84 km) |
| Northport to Dover (Ohio) | 605.23 mi (974.02 km) |
| Northport to Downers Grove (Illinois) | 590.24 mi (949.90 km) |
| Northport to Downey (California) | 1,751.24 mi (2,818.34 km) |
| Northport to Dranesville (Virginia) | 694.30 mi (1,117.36 km) |
| Northport to Draper (Utah) | 1,425.43 mi (2,294.01 km) |
| Northport to Drexel Heights (Arizona) | 1,362.66 mi (2,192.99 km) |
| Northport to Drexel Hill (Pennsylvania) | 822.67 mi (1,323.96 km) |
| Northport to Duarte (California) | 1,739.13 mi (2,798.86 km) |
| Northport to Dublin (California) | 1,942.91 mi (3,126.80 km) |
| Northport to Dublin (Georgia) | 275.54 mi (443.43 km) |
| Northport to Dublin (Ohio) | 533.73 mi (858.96 km) |
| Northport to Dubuque (Iowa) | 660.51 mi (1,062.98 km) |
| Northport to Duluth (Georgia) | 205.06 mi (330.01 km) |
