| Hackettstown to Princeton (Florida) | 1,105.42 mi (1,778.99 km) |
| Hackettstown to Princeton (New Jersey) | 35.36 mi (56.91 km) |
| Hackettstown to Princeton (Texas) | 1,303.71 mi (2,098.11 km) |
| Hackettstown to Princeton Meadows (New Jersey) | 38.40 mi (61.79 km) |
| Hackettstown to Prineville (Oregon) | 2,323.41 mi (3,739.16 km) |
| Hackettstown to Prior Lake (Minnesota) | 978.61 mi (1,574.92 km) |
| Hackettstown to Progress (Pennsylvania) | 112.63 mi (181.27 km) |
| Hackettstown to Prospect Heights (Illinois) | 682.96 mi (1,099.11 km) |
| Hackettstown to Prosper (Texas) | 1,316.80 mi (2,119.19 km) |
| Hackettstown to Providence (Rhode Island) | 188.98 mi (304.14 km) |
| Hackettstown to Provo (Utah) | 1,919.11 mi (3,088.51 km) |
| Hackettstown to Prunedale (California) | 2,506.03 mi (4,033.06 km) |
| Hackettstown to Pueblo (Colorado) | 1,588.87 mi (2,557.05 km) |
| Hackettstown to Pueblo West (Colorado) | 1,593.34 mi (2,564.23 km) |
| Hackettstown to Pullman (Washington) | 2,123.88 mi (3,418.05 km) |
