| Hackettstown to Sudbury | 3,511.01 mi (5,650.42 km) |
| Hackettstown to Sunbury | 3,478.28 mi (5,597.76 km) |
| Hackettstown to Sunderland | 3,369.45 mi (5,422.61 km) |
| Hackettstown to Sunninghill | 3,469.32 mi (5,583.33 km) |
| Hackettstown to Surbiton | 3,483.70 mi (5,606.48 km) |
| Hackettstown to Sutton | 3,488.86 mi (5,614.77 km) |
| Hackettstown to Sutton Coldfield | 3,397.41 mi (5,467.60 km) |
| Hackettstown to Sutton in Ashfield | 3,408.43 mi (5,485.34 km) |
| Hackettstown to Sutton on Hull | 3,432.81 mi (5,524.57 km) |
| Hackettstown to Swadlincote | 3,403.75 mi (5,477.80 km) |
| Hackettstown to Swallownest | 3,401.14 mi (5,473.61 km) |
| Hackettstown to Swanage | 3,433.12 mi (5,525.07 km) |
| Hackettstown to Swindon | 3,419.94 mi (5,503.87 km) |
| Hackettstown to Swinton | 3,399.06 mi (5,470.26 km) |
| Hackettstown to Swinton | 3,358.10 mi (5,404.34 km) |
