| Guardiagrele to Dover (New Jersey) | 4,363.33 mi (7,022.09 km) |
| Guardiagrele to Dover (Ohio) | 4,672.63 mi (7,519.86 km) |
| Guardiagrele to Downers Grove (Illinois) | 4,884.35 mi (7,860.59 km) |
| Guardiagrele to Downey (California) | 6,372.82 mi (10,256.06 km) |
| Guardiagrele to Dranesville (Virginia) | 4,560.09 mi (7,338.76 km) |
| Guardiagrele to Draper (Utah) | 5,804.08 mi (9,340.76 km) |
| Guardiagrele to Drexel Heights (Arizona) | 6,237.16 mi (10,037.74 km) |
| Guardiagrele to Drexel Hill (Pennsylvania) | 4,432.09 mi (7,132.76 km) |
| Guardiagrele to Duarte (California) | 6,354.25 mi (10,226.18 km) |
| Guardiagrele to Dublin (California) | 6,263.61 mi (10,080.31 km) |
| Guardiagrele to Dublin (Georgia) | 5,080.10 mi (8,175.63 km) |
| Guardiagrele to Dublin (Ohio) | 4,759.78 mi (7,660.13 km) |
| Guardiagrele to Dubuque (Iowa) | 4,957.50 mi (7,978.32 km) |
| Guardiagrele to Duluth (Georgia) | 5,068.83 mi (8,157.49 km) |
| Guardiagrele to Duluth (Minnesota) | 4,817.23 mi (7,752.59 km) |
