| Hackettstown to Irun | 3,624.04 mi (5,832.33 km) |
| Hackettstown to Isla-Cristina | 3,540.64 mi (5,698.11 km) |
| Hackettstown to Jaca | 3,703.70 mi (5,960.54 km) |
| Hackettstown to Jaen | 3,696.85 mi (5,949.51 km) |
| Hackettstown to Jerez de la Frontera | 3,615.10 mi (5,817.94 km) |
| Hackettstown to Jerez de los Caballeros | 3,533.64 mi (5,686.84 km) |
| Hackettstown to Jodar | 3,715.20 mi (5,979.04 km) |
| Hackettstown to Jumilla | 3,792.35 mi (6,103.19 km) |
| Hackettstown to La Algaba | 3,597.91 mi (5,790.27 km) |
| Hackettstown to La Baneza | 3,461.80 mi (5,571.23 km) |
| Hackettstown to La Carlota | 3,643.37 mi (5,863.44 km) |
| Hackettstown to La Carolina | 3,688.66 mi (5,936.32 km) |
| Hackettstown to La Corredoria | 3,436.60 mi (5,530.68 km) |
| Hackettstown to La Eliana | 3,795.82 mi (6,108.78 km) |
| Hackettstown to La Escala | 3,885.89 mi (6,253.73 km) |
