| Cobh to Dover (New Jersey) | 3,133.62 mi (5,043.08 km) |
| Cobh to Dover (Ohio) | 3,433.50 mi (5,525.69 km) |
| Cobh to Downers Grove (Illinois) | 3,639.70 mi (5,857.52 km) |
| Cobh to Downey (California) | 5,155.98 mi (8,297.75 km) |
| Cobh to Dranesville (Virginia) | 3,331.37 mi (5,361.31 km) |
| Cobh to Draper (Utah) | 4,587.06 mi (7,382.16 km) |
| Cobh to Drexel Heights (Arizona) | 4,999.81 mi (8,046.42 km) |
| Cobh to Drexel Hill (Pennsylvania) | 3,204.20 mi (5,156.67 km) |
| Cobh to Duarte (California) | 5,137.45 mi (8,267.92 km) |
| Cobh to Dublin (California) | 5,072.39 mi (8,163.22 km) |
| Cobh to Dublin (Georgia) | 3,860.73 mi (6,213.25 km) |
| Cobh to Dublin (Ohio) | 3,519.60 mi (5,664.24 km) |
| Cobh to Dubuque (Iowa) | 3,713.11 mi (5,975.68 km) |
| Cobh to Duluth (Georgia) | 3,841.56 mi (6,182.39 km) |
| Cobh to Duluth (Minnesota) | 3,579.01 mi (5,759.87 km) |
