| Blackrock to Dover (New Jersey) | 3,196.91 mi (5,144.94 km) |
| Blackrock to Dover (Ohio) | 3,488.15 mi (5,613.64 km) |
| Blackrock to Downers Grove (Illinois) | 3,682.75 mi (5,926.81 km) |
| Blackrock to Downey (California) | 5,167.80 mi (8,316.78 km) |
| Blackrock to Dranesville (Virginia) | 3,394.91 mi (5,463.57 km) |
| Blackrock to Draper (Utah) | 4,598.66 mi (7,400.82 km) |
| Blackrock to Drexel Heights (Arizona) | 5,025.65 mi (8,088.01 km) |
| Blackrock to Drexel Hill (Pennsylvania) | 3,268.55 mi (5,260.23 km) |
| Blackrock to Duarte (California) | 5,149.24 mi (8,286.91 km) |
| Blackrock to Dublin (California) | 5,072.84 mi (8,163.95 km) |
| Blackrock to Dublin (Georgia) | 3,928.59 mi (6,322.45 km) |
| Blackrock to Dublin (Ohio) | 3,572.84 mi (5,749.93 km) |
| Blackrock to Dubuque (Iowa) | 3,751.04 mi (6,036.71 km) |
| Blackrock to Duluth (Georgia) | 3,905.09 mi (6,284.63 km) |
| Blackrock to Duluth (Minnesota) | 3,605.85 mi (5,803.06 km) |
