| Hackettstown to Ashtabula (Ohio) | 317.65 mi (511.21 km) |
| Hackettstown to Ashwaubenon (Wisconsin) | 717.87 mi (1,155.30 km) |
| Hackettstown to Aspen Hill (Maryland) | 170.55 mi (274.47 km) |
| Hackettstown to Astoria (Oregon) | 2,441.95 mi (3,929.93 km) |
| Hackettstown to Atascadero (California) | 2,489.99 mi (4,007.26 km) |
| Hackettstown to Atascocita (Texas) | 1,365.88 mi (2,198.18 km) |
| Hackettstown to Atchison (Kansas) | 1,073.04 mi (1,726.89 km) |
| Hackettstown to Athens (Alabama) | 782.33 mi (1,259.04 km) |
| Hackettstown to Athens (Georgia) | 668.20 mi (1,075.36 km) |
| Hackettstown to Athens (Ohio) | 398.52 mi (641.35 km) |
| Hackettstown to Athens (Tennessee) | 648.42 mi (1,043.53 km) |
| Hackettstown to Athens (Texas) | 1,305.80 mi (2,101.48 km) |
| Hackettstown to Atlanta (Georgia) | 719.00 mi (1,157.12 km) |
| Hackettstown to Atlantic Beach (Florida) | 814.80 mi (1,311.30 km) |
| Hackettstown to Atlantic City (New Jersey) | 103.75 mi (166.97 km) |
