| Hackettstown to Wichita (Kansas) | 1,220.64 mi (1,964.43 km) |
| Hackettstown to Wichita Falls (Texas) | 1,381.77 mi (2,223.74 km) |
| Hackettstown to Wickliffe (Ohio) | 349.01 mi (561.68 km) |
| Hackettstown to Wildomar (California) | 2,363.19 mi (3,803.19 km) |
| Hackettstown to Wildwood (Florida) | 927.84 mi (1,493.21 km) |
| Hackettstown to Wildwood (Missouri) | 855.35 mi (1,376.56 km) |
| Hackettstown to Wilkes-Barre (Pennsylvania) | 61.09 mi (98.31 km) |
| Hackettstown to Wilkinsburg (Pennsylvania) | 266.08 mi (428.21 km) |
| Hackettstown to Williamsburg (Virginia) | 267.45 mi (430.41 km) |
| Hackettstown to Williamsport (Pennsylvania) | 118.27 mi (190.33 km) |
| Hackettstown to Williamstown (New Jersey) | 81.01 mi (130.37 km) |
| Hackettstown to Willimantic (Connecticut) | 148.25 mi (238.58 km) |
| Hackettstown to Williston (North Dakota) | 1,496.40 mi (2,408.22 km) |
| Hackettstown to Willmar (Minnesota) | 1,060.98 mi (1,707.48 km) |
| Hackettstown to Willoughby (Ohio) | 346.21 mi (557.18 km) |
