| Hackettstown to Myrtle Grove (North Carolina) | 494.26 mi (795.44 km) |
| Hackettstown to Nacogdoches (Texas) | 1,271.79 mi (2,046.74 km) |
| Hackettstown to Nampa (Idaho) | 2,121.51 mi (3,414.24 km) |
| Hackettstown to Nanakuli (Hawaii) | 4,926.81 mi (7,928.94 km) |
| Hackettstown to Nanticoke (Pennsylvania) | 65.74 mi (105.80 km) |
| Hackettstown to Nanuet (New York) | 45.44 mi (73.13 km) |
| Hackettstown to Napa (California) | 2,503.45 mi (4,028.92 km) |
| Hackettstown to Naperville (Illinois) | 694.49 mi (1,117.67 km) |
| Hackettstown to Naples (Florida) | 1,091.39 mi (1,756.43 km) |
| Hackettstown to Naranja (Florida) | 1,107.38 mi (1,782.15 km) |
| Hackettstown to Nashua (New Hampshire) | 215.95 mi (347.53 km) |
| Hackettstown to Nashville (Tennessee) | 722.07 mi (1,162.07 km) |
| Hackettstown to Natchez (Mississippi) | 1,122.26 mi (1,806.10 km) |
| Hackettstown to Natchitoches (Louisiana) | 1,193.25 mi (1,920.35 km) |
| Hackettstown to National City (California) | 2,383.06 mi (3,835.17 km) |
