| Hackettstown to La Riviera (California) | 2,448.92 mi (3,941.15 km) |
| Hackettstown to La Vergne (Tennessee) | 716.61 mi (1,153.27 km) |
| Hackettstown to La Verne (California) | 2,375.53 mi (3,823.05 km) |
| Hackettstown to La Vista (Nebraska) | 1,104.78 mi (1,777.97 km) |
| Hackettstown to Lacey (Washington) | 2,385.64 mi (3,839.32 km) |
| Hackettstown to Lackawanna (New York) | 246.86 mi (397.29 km) |
| Hackettstown to Laconia (New Hampshire) | 254.19 mi (409.09 km) |
| Hackettstown to Ladera Ranch (California) | 2,385.20 mi (3,838.61 km) |
| Hackettstown to Ladson (South Carolina) | 615.23 mi (990.12 km) |
| Hackettstown to Lady Lake (Florida) | 916.53 mi (1,475.01 km) |
| Hackettstown to Lafayette (California) | 2,503.55 mi (4,029.08 km) |
| Hackettstown to Lafayette (Colorado) | 1,585.52 mi (2,551.65 km) |
| Hackettstown to Lafayette (Indiana) | 631.32 mi (1,016.02 km) |
| Hackettstown to Lafayette (Louisiana) | 1,211.56 mi (1,949.82 km) |
| Hackettstown to LaGrange (Georgia) | 780.30 mi (1,255.76 km) |
