| Hackettstown to Los Alamos (New Mexico) | 1,728.54 mi (2,781.82 km) |
| Hackettstown to Los Altos (California) | 2,514.91 mi (4,047.36 km) |
| Hackettstown to Los Angeles (California) | 2,408.93 mi (3,876.81 km) |
| Hackettstown to Los Banos (California) | 2,457.66 mi (3,955.22 km) |
| Hackettstown to Los Gatos (California) | 2,511.05 mi (4,041.15 km) |
| Hackettstown to Los Lunas (New Mexico) | 1,782.41 mi (2,868.51 km) |
| Hackettstown to Los Osos (California) | 2,501.90 mi (4,026.41 km) |
| Hackettstown to Loudoun Valley Estates (Virginia) | 192.29 mi (309.47 km) |
| Hackettstown to Louisville (Colorado) | 1,588.16 mi (2,555.89 km) |
| Hackettstown to Louisville (Kentucky) | 605.59 mi (974.60 km) |
| Hackettstown to Lovejoy (Georgia) | 730.91 mi (1,176.28 km) |
| Hackettstown to Loveland (Colorado) | 1,577.75 mi (2,539.14 km) |
| Hackettstown to Loveland (Ohio) | 511.20 mi (822.70 km) |
| Hackettstown to Loves Park (Illinois) | 738.52 mi (1,188.54 km) |
| Hackettstown to Lovington (New Mexico) | 1,659.15 mi (2,670.15 km) |
