| Hackettstown to Stephenville (Texas) | 1,423.49 mi (2,290.89 km) |
| Hackettstown to Sterling (Colorado) | 1,478.62 mi (2,379.61 km) |
| Hackettstown to Sterling (Illinois) | 773.33 mi (1,244.55 km) |
| Hackettstown to Sterling (Virginia) | 187.05 mi (301.02 km) |
| Hackettstown to Sterling Heights (Michigan) | 439.45 mi (707.22 km) |
| Hackettstown to Steubenville (Ohio) | 307.40 mi (494.72 km) |
| Hackettstown to Stevens Point (Wisconsin) | 788.33 mi (1,268.69 km) |
| Hackettstown to Stevenson Ranch (California) | 2,410.66 mi (3,879.58 km) |
| Hackettstown to Stillwater (Minnesota) | 953.34 mi (1,534.25 km) |
| Hackettstown to Stillwater (Oklahoma) | 1,242.81 mi (2,000.11 km) |
| Hackettstown to Stockbridge (Georgia) | 723.26 mi (1,163.97 km) |
| Hackettstown to Stockton (California) | 2,460.14 mi (3,959.21 km) |
| Hackettstown to Stone Ridge (Virginia) | 196.52 mi (316.27 km) |
| Hackettstown to Stonecrest (Georgia) | 711.61 mi (1,145.23 km) |
| Hackettstown to Stony Brook (New York) | 88.77 mi (142.86 km) |
