| Hackettstown to Glyka Nera | 4,959.17 mi (7,981.01 km) |
| Hackettstown to Grevena | 4,768.24 mi (7,673.74 km) |
| Hackettstown to Ialysos | 5,211.32 mi (8,386.80 km) |
| Hackettstown to Ilion | 4,951.04 mi (7,967.92 km) |
| Hackettstown to Ilioupoli | 4,957.44 mi (7,978.22 km) |
| Hackettstown to Ioannina | 4,760.88 mi (7,661.90 km) |
| Hackettstown to Irakleio | 5,129.30 mi (8,254.81 km) |
| Hackettstown to Irakleio | 4,953.19 mi (7,971.38 km) |
| Hackettstown to Kaisariani | 4,956.30 mi (7,976.40 km) |
| Hackettstown to Kalamaria | 4,812.03 mi (7,744.21 km) |
| Hackettstown to Kalamata | 4,924.35 mi (7,924.98 km) |
| Hackettstown to Kallithea | 4,954.58 mi (7,973.63 km) |
| Hackettstown to Kalymnos | 5,136.43 mi (8,266.29 km) |
| Hackettstown to Kalyvia Thorikou | 4,968.85 mi (7,996.60 km) |
| Hackettstown to Kamatero | 4,950.43 mi (7,966.94 km) |
