| Hackettstown to Rovinj | 4,247.36 mi (6,835.46 km) |
| Hackettstown to Samobor | 4,308.44 mi (6,933.76 km) |
| Hackettstown to Sesvete | 4,323.67 mi (6,958.27 km) |
| Hackettstown to Sibenik | 4,391.01 mi (7,066.66 km) |
| Hackettstown to Sinj | 4,423.58 mi (7,119.06 km) |
| Hackettstown to Sisak | 4,346.89 mi (6,995.65 km) |
| Hackettstown to Slatina | 4,393.22 mi (7,070.20 km) |
| Hackettstown to Slavonski Brod | 4,426.07 mi (7,123.06 km) |
| Hackettstown to Solin | 4,424.04 mi (7,119.80 km) |
| Hackettstown to Split | 4,422.54 mi (7,117.39 km) |
| Hackettstown to Sveti Ivan Zelina | 4,324.28 mi (6,959.25 km) |
| Hackettstown to Trilj | 4,430.20 mi (7,129.72 km) |
| Hackettstown to Trogir | 4,414.33 mi (7,104.18 km) |
| Hackettstown to Umag | 4,230.19 mi (6,807.84 km) |
| Hackettstown to Valpovo | 4,423.62 mi (7,119.13 km) |
