| Zagarolo to Dover (New Jersey) | 4,316.37 mi (6,946.53 km) |
| Zagarolo to Dover (Ohio) | 4,628.83 mi (7,449.37 km) |
| Zagarolo to Downers Grove (Illinois) | 4,845.29 mi (7,797.74 km) |
| Zagarolo to Downey (California) | 6,348.64 mi (10,217.16 km) |
| Zagarolo to Dranesville (Virginia) | 4,512.75 mi (7,262.57 km) |
| Zagarolo to Draper (Utah) | 5,779.60 mi (9,301.37 km) |
| Zagarolo to Drexel Heights (Arizona) | 6,205.81 mi (9,987.29 km) |
| Zagarolo to Drexel Hill (Pennsylvania) | 4,384.61 mi (7,056.34 km) |
| Zagarolo to Duarte (California) | 6,330.08 mi (10,187.28 km) |
| Zagarolo to Dublin (California) | 6,245.25 mi (10,050.76 km) |
| Zagarolo to Dublin (Georgia) | 5,030.20 mi (8,095.33 km) |
| Zagarolo to Dublin (Ohio) | 4,716.48 mi (7,590.45 km) |
| Zagarolo to Dubuque (Iowa) | 4,920.63 mi (7,918.99 km) |
| Zagarolo to Duluth (Georgia) | 5,020.80 mi (8,080.19 km) |
| Zagarolo to Duluth (Minnesota) | 4,785.23 mi (7,701.09 km) |
