| Greenock to Dover (New Jersey) | 3,211.86 mi (5,168.99 km) |
| Greenock to Dover (Ohio) | 3,488.47 mi (5,614.14 km) |
| Greenock to Downers Grove (Illinois) | 3,664.75 mi (5,897.85 km) |
| Greenock to Downey (California) | 5,101.77 mi (8,210.51 km) |
| Greenock to Dranesville (Virginia) | 3,409.56 mi (5,487.16 km) |
| Greenock to Draper (Utah) | 4,533.48 mi (7,295.92 km) |
| Greenock to Drexel Heights (Arizona) | 4,979.28 mi (8,013.38 km) |
| Greenock to Drexel Hill (Pennsylvania) | 3,284.94 mi (5,286.60 km) |
| Greenock to Duarte (California) | 5,083.22 mi (8,180.65 km) |
| Greenock to Dublin (California) | 4,991.93 mi (8,033.74 km) |
| Greenock to Dublin (Georgia) | 3,948.66 mi (6,354.75 km) |
| Greenock to Dublin (Ohio) | 3,570.70 mi (5,746.49 km) |
| Greenock to Dubuque (Iowa) | 3,725.21 mi (5,995.15 km) |
| Greenock to Duluth (Georgia) | 3,918.21 mi (6,305.75 km) |
| Greenock to Duluth (Minnesota) | 3,564.39 mi (5,736.33 km) |
