| Biddeford to Dumas (Texas) | 1,744.60 mi (2,807.66 km) |
| Biddeford to Dumont (New Jersey) | 251.38 mi (404.55 km) |
| Biddeford to Duncan (Oklahoma) | 1,589.37 mi (2,557.85 km) |
| Biddeford to Duncanville (Texas) | 1,612.40 mi (2,594.91 km) |
| Biddeford to Dundalk (Maryland) | 426.72 mi (686.74 km) |
| Biddeford to Dunedin (Florida) | 1,267.91 mi (2,040.51 km) |
| Biddeford to Dunkirk (New York) | 453.90 mi (730.49 km) |
| Biddeford to Dunmore (Pennsylvania) | 298.62 mi (480.58 km) |
| Biddeford to Dunwoody (Georgia) | 993.42 mi (1,598.76 km) |
| Biddeford to Durango (Colorado) | 1,998.64 mi (3,216.51 km) |
| Biddeford to Durant (Oklahoma) | 1,535.27 mi (2,470.77 km) |
| Biddeford to Durham (North Carolina) | 684.36 mi (1,101.37 km) |
| Biddeford to Dyer (Indiana) | 878.18 mi (1,413.29 km) |
| Biddeford to Dyersburg (Tennessee) | 1,124.91 mi (1,810.36 km) |
| Biddeford to Eagan (Minnesota) | 1,126.31 mi (1,812.63 km) |
