| Hackettstown to Savannah (Georgia) | 704.24 mi (1,133.37 km) |
| Hackettstown to Sayreville (New Jersey) | 37.58 mi (60.48 km) |
| Hackettstown to Sayville (New York) | 91.39 mi (147.08 km) |
| Hackettstown to Scaggsville (Maryland) | 160.84 mi (258.84 km) |
| Hackettstown to Scarsdale (New York) | 55.54 mi (89.38 km) |
| Hackettstown to Schaumburg (Illinois) | 690.78 mi (1,111.70 km) |
| Hackettstown to Schenectady (New York) | 142.35 mi (229.08 km) |
| Hackettstown to Schererville (Indiana) | 657.16 mi (1,057.60 km) |
| Hackettstown to Schertz (Texas) | 1,528.14 mi (2,459.31 km) |
| Hackettstown to Schiller Park (Illinois) | 679.58 mi (1,093.67 km) |
| Hackettstown to Schofield Barracks (Hawaii) | 4,918.20 mi (7,915.07 km) |
| Hackettstown to Scotchtown (New York) | 49.19 mi (79.16 km) |
| Hackettstown to Scottdale (Georgia) | 711.06 mi (1,144.35 km) |
| Hackettstown to Scotts Valley (California) | 2,518.21 mi (4,052.67 km) |
| Hackettstown to Scottsbluff (Nebraska) | 1,489.99 mi (2,397.91 km) |
