| Hackettstown to St. George (Utah) | 2,080.93 mi (3,348.93 km) |
| Hackettstown to St. Helens (Oregon) | 2,398.83 mi (3,860.54 km) |
| Hackettstown to St. James (New York) | 87.46 mi (140.75 km) |
| Hackettstown to St. John (Indiana) | 658.51 mi (1,059.77 km) |
| Hackettstown to St. Joseph (Missouri) | 1,053.96 mi (1,696.19 km) |
| Hackettstown to St. Louis (Missouri) | 832.23 mi (1,339.34 km) |
| Hackettstown to St. Louis Park (Minnesota) | 977.53 mi (1,573.18 km) |
| Hackettstown to St. Marys (Georgia) | 792.86 mi (1,275.99 km) |
| Hackettstown to St. Marys (Pennsylvania) | 197.36 mi (317.62 km) |
| Hackettstown to St. Matthews (Kentucky) | 603.01 mi (970.46 km) |
| Hackettstown to St. Michael (Minnesota) | 996.43 mi (1,603.59 km) |
| Hackettstown to St. Paul (Minnesota) | 964.97 mi (1,552.96 km) |
| Hackettstown to St. Peter (Minnesota) | 1,000.22 mi (1,609.70 km) |
| Hackettstown to St. Peters (Missouri) | 848.38 mi (1,365.34 km) |
| Hackettstown to St. Petersburg (Florida) | 1,006.13 mi (1,619.20 km) |
