| Blackburn to Dixon (Illinois) | 3,860.38 mi (6,212.68 km) |
| Blackburn to Dobbs Ferry (New York) | 3,303.26 mi (5,316.09 km) |
| Blackburn to Doctor Phillips (Florida) | 4,221.67 mi (6,794.13 km) |
| Blackburn to Dodge City (Kansas) | 4,447.71 mi (7,157.91 km) |
| Blackburn to Dolton (Illinois) | 3,801.29 mi (6,117.58 km) |
| Blackburn to Donna (Texas) | 4,996.37 mi (8,040.88 km) |
| Blackburn to Dorado (Puerto Rico) | 4,131.21 mi (6,648.54 km) |
| Blackburn to Doral (Florida) | 4,312.79 mi (6,940.76 km) |
| Blackburn to Doraville (Georgia) | 4,053.75 mi (6,523.89 km) |
| Blackburn to Dothan (Alabama) | 4,234.48 mi (6,814.74 km) |
| Blackburn to Douglas (Arizona) | 5,129.69 mi (8,255.44 km) |
| Blackburn to Douglas (Georgia) | 4,119.26 mi (6,629.30 km) |
| Blackburn to Douglasville (Georgia) | 4,079.32 mi (6,565.03 km) |
| Blackburn to Dover (Delaware) | 3,453.46 mi (5,557.81 km) |
| Blackburn to Dover (New Hampshire) | 3,089.50 mi (4,972.06 km) |
