| Hackettstown to Darlaston | 3,388.27 mi (5,452.89 km) |
| Hackettstown to Darlington | 3,369.85 mi (5,423.25 km) |
| Hackettstown to Dartford | 3,504.12 mi (5,639.34 km) |
| Hackettstown to Darton | 3,388.58 mi (5,453.40 km) |
| Hackettstown to Darwen | 3,349.87 mi (5,391.10 km) |
| Hackettstown to Daventry | 3,430.23 mi (5,520.42 km) |
| Hackettstown to Davyhulme | 3,358.10 mi (5,404.33 km) |
| Hackettstown to Dawlish | 3,370.93 mi (5,424.98 km) |
| Hackettstown to Deal | 3,557.17 mi (5,724.71 km) |
| Hackettstown to Denby Dale | 3,384.01 mi (5,446.04 km) |
| Hackettstown to Denton | 3,368.23 mi (5,420.64 km) |
| Hackettstown to Derby | 3,403.96 mi (5,478.15 km) |
| Hackettstown to Derry | 3,137.96 mi (5,050.06 km) |
| Hackettstown to Desborough | 3,440.28 mi (5,536.60 km) |
| Hackettstown to Devizes | 3,415.51 mi (5,496.73 km) |
