| Cockermouth to Decatur (Georgia) | 4,010.70 mi (6,454.60 km) |
| Cockermouth to Decatur (Illinois) | 3,879.42 mi (6,243.32 km) |
| Cockermouth to Deer Park (New York) | 3,243.33 mi (5,219.63 km) |
| Cockermouth to Deer Park (Texas) | 4,638.11 mi (7,464.31 km) |
| Cockermouth to Deerfield (Illinois) | 3,726.28 mi (5,996.86 km) |
| Cockermouth to Deerfield Beach (Florida) | 4,235.51 mi (6,816.40 km) |
| Cockermouth to Defiance (Ohio) | 3,640.35 mi (5,858.58 km) |
| Cockermouth to DeForest (Wisconsin) | 3,728.69 mi (6,000.74 km) |
| Cockermouth to DeKalb (Illinois) | 3,770.32 mi (6,067.74 km) |
| Cockermouth to Del Aire (California) | 5,208.83 mi (8,382.79 km) |
| Cockermouth to Del City (Oklahoma) | 4,416.59 mi (7,107.82 km) |
| Cockermouth to Del Rio (Texas) | 4,869.68 mi (7,836.99 km) |
| Cockermouth to DeLand (Florida) | 4,138.45 mi (6,660.20 km) |
| Cockermouth to Delano (California) | 5,128.81 mi (8,254.02 km) |
| Cockermouth to Delaware (Ohio) | 3,639.88 mi (5,857.82 km) |
