| London Colney to Decatur (Georgia) | 4,190.02 mi (6,743.19 km) |
| London Colney to Decatur (Illinois) | 4,079.25 mi (6,564.92 km) |
| London Colney to Deer Park (New York) | 3,419.42 mi (5,503.03 km) |
| London Colney to Deer Park (Texas) | 4,829.56 mi (7,772.43 km) |
| London Colney to Deerfield (Illinois) | 3,929.05 mi (6,323.19 km) |
| London Colney to Deerfield Beach (Florida) | 4,388.45 mi (7,062.53 km) |
| London Colney to Defiance (Ohio) | 3,836.28 mi (6,173.90 km) |
| London Colney to DeForest (Wisconsin) | 3,935.45 mi (6,333.49 km) |
| London Colney to DeKalb (Illinois) | 3,973.86 mi (6,395.31 km) |
| London Colney to Del Aire (California) | 5,436.69 mi (8,749.51 km) |
| London Colney to Del City (Oklahoma) | 4,621.29 mi (7,437.25 km) |
| London Colney to Del Rio (Texas) | 5,070.47 mi (8,160.13 km) |
| London Colney to DeLand (Florida) | 4,300.58 mi (6,921.12 km) |
| London Colney to Delano (California) | 5,358.69 mi (8,623.99 km) |
| London Colney to Delaware (Ohio) | 3,831.61 mi (6,166.37 km) |
