| Hackettstown to Zottegem | 3,663.29 mi (5,895.49 km) |
| Hackettstown to Zulte | 3,647.16 mi (5,869.54 km) |
| Hackettstown to Zwevegem | 3,646.07 mi (5,867.79 km) |
| Hackettstown to Zwijndrecht | 3,675.78 mi (5,915.59 km) |
| Hackettstown to Asenovgrad | 4,831.42 mi (7,775.42 km) |
| Hackettstown to Aytos | 4,898.30 mi (7,883.06 km) |
| Hackettstown to Balchik | 4,902.91 mi (7,890.46 km) |
| Hackettstown to Bankya | 4,732.31 mi (7,615.91 km) |
| Hackettstown to Bansko | 4,782.39 mi (7,696.51 km) |
| Hackettstown to Berkovitsa | 4,709.82 mi (7,579.73 km) |
| Hackettstown to Blagoevgrad | 4,758.78 mi (7,658.51 km) |
| Hackettstown to Botevgrad | 4,750.69 mi (7,645.50 km) |
| Hackettstown to Burgas | 4,915.55 mi (7,910.81 km) |
| Hackettstown to Byala Slatina | 4,733.30 mi (7,617.51 km) |
| Hackettstown to Chirpan | 4,842.31 mi (7,792.95 km) |
