| Hackettstown to Srbobran | 4,483.93 mi (7,216.18 km) |
| Hackettstown to Sremska Kamenica | 4,498.17 mi (7,239.11 km) |
| Hackettstown to Sremska Mitrovica | 4,498.61 mi (7,239.81 km) |
| Hackettstown to Sremski Karlovci | 4,502.77 mi (7,246.51 km) |
| Hackettstown to Stara Pazova | 4,520.58 mi (7,275.16 km) |
| Hackettstown to Subotica | 4,457.58 mi (7,173.78 km) |
| Hackettstown to Surcin | 4,532.40 mi (7,294.20 km) |
| Hackettstown to Surdulica | 4,692.89 mi (7,552.47 km) |
| Hackettstown to Svilajnac | 4,592.46 mi (7,390.85 km) |
| Hackettstown to Svrljig | 4,661.68 mi (7,502.25 km) |
| Hackettstown to Temerin | 4,492.42 mi (7,229.86 km) |
| Hackettstown to Titel | 4,517.40 mi (7,270.05 km) |
| Hackettstown to Topola | 4,569.74 mi (7,354.28 km) |
| Hackettstown to Trgoviste | 4,703.72 mi (7,569.91 km) |
| Hackettstown to Trstenik | 4,607.84 mi (7,415.61 km) |
