| London Colney to Desert Hot Springs (California) | 5,375.57 mi (8,651.14 km) |
| London Colney to DeSoto (Texas) | 4,746.46 mi (7,638.69 km) |
| London Colney to Destin (Florida) | 4,446.06 mi (7,155.24 km) |
| London Colney to Destrehan (Louisiana) | 4,626.15 mi (7,445.07 km) |
| London Colney to Detroit (Michigan) | 3,737.21 mi (6,014.45 km) |
| London Colney to Diamond Bar (California) | 5,414.24 mi (8,713.38 km) |
| London Colney to Diamond Springs (California) | 5,238.11 mi (8,429.93 km) |
| London Colney to Dickinson (North Dakota) | 4,229.30 mi (6,806.41 km) |
| London Colney to Dickinson (Texas) | 4,839.59 mi (7,788.56 km) |
| London Colney to Dickson (Tennessee) | 4,201.25 mi (6,761.26 km) |
| London Colney to Difficult Run (Virginia) | 3,665.71 mi (5,899.39 km) |
| London Colney to Dinuba (California) | 5,318.11 mi (8,558.68 km) |
| London Colney to Discovery Bay (California) | 5,306.09 mi (8,539.33 km) |
| London Colney to Dix Hills (New York) | 3,418.29 mi (5,501.20 km) |
| London Colney to Dixon (California) | 5,281.41 mi (8,499.61 km) |
