| Hackettstown to Candler-McAfee (Georgia) | 714.82 mi (1,150.39 km) |
| Hackettstown to Caño Martin Peña (Puerto Rico) | 1,634.25 mi (2,630.08 km) |
| Hackettstown to Cañon City (Colorado) | 1,617.39 mi (2,602.94 km) |
| Hackettstown to Canóvanas (Puerto Rico) | 1,641.17 mi (2,641.21 km) |
| Hackettstown to Canton (Georgia) | 698.24 mi (1,123.71 km) |
| Hackettstown to Canton (Illinois) | 796.15 mi (1,281.28 km) |
| Hackettstown to Canton (Mississippi) | 1,014.78 mi (1,633.13 km) |
| Hackettstown to Canton (Ohio) | 341.94 mi (550.30 km) |
| Hackettstown to Canyon (Texas) | 1,524.40 mi (2,453.29 km) |
| Hackettstown to Canyon Lake (California) | 2,361.34 mi (3,800.20 km) |
| Hackettstown to Canyon Lake (Texas) | 1,515.67 mi (2,439.23 km) |
| Hackettstown to Cape Coral (Florida) | 1,063.71 mi (1,711.88 km) |
| Hackettstown to Cape Girardeau (Missouri) | 826.09 mi (1,329.46 km) |
| Hackettstown to Carbondale (Illinois) | 798.72 mi (1,285.42 km) |
| Hackettstown to Carlisle (Pennsylvania) | 132.79 mi (213.71 km) |
