| Hackettstown to Lindsay (California) | 2,388.31 mi (3,843.62 km) |
| Hackettstown to Linganore (Maryland) | 164.37 mi (264.52 km) |
| Hackettstown to Lino Lakes (Minnesota) | 966.88 mi (1,556.05 km) |
| Hackettstown to Linthicum (Maryland) | 149.54 mi (240.67 km) |
| Hackettstown to Linton Hall (Virginia) | 205.71 mi (331.06 km) |
| Hackettstown to Lisle (Illinois) | 690.56 mi (1,111.35 km) |
| Hackettstown to Lithia Springs (Georgia) | 727.24 mi (1,170.39 km) |
| Hackettstown to Little Canada (Minnesota) | 965.11 mi (1,553.20 km) |
| Hackettstown to Little Chute (Wisconsin) | 725.52 mi (1,167.61 km) |
| Hackettstown to Little Elm (Texas) | 1,324.70 mi (2,131.90 km) |
| Hackettstown to Little Ferry (New Jersey) | 41.13 mi (66.19 km) |
| Hackettstown to Little Rock (Arkansas) | 1,044.29 mi (1,680.62 km) |
| Hackettstown to Littleton (Colorado) | 1,587.35 mi (2,554.59 km) |
| Hackettstown to Live Oak (California) | 2,518.31 mi (4,052.83 km) |
| Hackettstown to Live Oak (Texas) | 1,532.75 mi (2,466.72 km) |
