| Hackettstown to Tutzing | 4,054.28 mi (6,524.74 km) |
| Hackettstown to Twist | 3,745.62 mi (6,028.00 km) |
| Hackettstown to Twistringen | 3,802.92 mi (6,120.22 km) |
| Hackettstown to Ubach-Palenberg | 3,755.26 mi (6,043.51 km) |
| Hackettstown to Uberherrn | 3,825.53 mi (6,156.60 km) |
| Hackettstown to Uberlingen | 3,971.67 mi (6,391.78 km) |
| Hackettstown to Ubstadt-Weiher | 3,906.65 mi (6,287.15 km) |
| Hackettstown to Ueckermunde | 3,977.70 mi (6,401.49 km) |
| Hackettstown to Uelzen | 3,871.22 mi (6,230.12 km) |
| Hackettstown to Uetersen | 3,817.05 mi (6,142.96 km) |
| Hackettstown to Uetze | 3,871.82 mi (6,231.10 km) |
| Hackettstown to Uhingen | 3,960.05 mi (6,373.08 km) |
| Hackettstown to Ulm | 3,985.55 mi (6,414.12 km) |
| Hackettstown to Unna | 3,800.64 mi (6,116.55 km) |
| Hackettstown to Unterfohring | 4,060.27 mi (6,534.37 km) |
