| Grammichele to Dover (New Jersey) | 4,570.61 mi (7,355.68 km) |
| Grammichele to Dover (Ohio) | 4,893.21 mi (7,874.85 km) |
| Grammichele to Downers Grove (Illinois) | 5,123.67 mi (8,245.75 km) |
| Grammichele to Downey (California) | 6,658.64 mi (10,716.05 km) |
| Grammichele to Dranesville (Virginia) | 4,765.11 mi (7,668.71 km) |
| Grammichele to Draper (Utah) | 6,089.51 mi (9,800.12 km) |
| Grammichele to Drexel Heights (Arizona) | 6,501.81 mi (10,463.66 km) |
| Grammichele to Drexel Hill (Pennsylvania) | 4,636.74 mi (7,462.11 km) |
| Grammichele to Duarte (California) | 6,640.09 mi (10,686.19 km) |
| Grammichele to Dublin (California) | 6,564.14 mi (10,563.97 km) |
| Grammichele to Dublin (Georgia) | 5,271.57 mi (8,483.77 km) |
| Grammichele to Dublin (Ohio) | 4,982.32 mi (8,018.26 km) |
| Grammichele to Dubuque (Iowa) | 5,204.85 mi (8,376.39 km) |
| Grammichele to Duluth (Georgia) | 5,269.47 mi (8,480.40 km) |
| Grammichele to Duluth (Minnesota) | 5,081.36 mi (8,177.65 km) |
