| Hackensack to Olivares | 3,552.46 mi (5,717.13 km) |
| Hackensack to Olivenza | 3,467.78 mi (5,580.86 km) |
| Hackensack to Olot | 3,817.42 mi (6,143.54 km) |
| Hackensack to Onate | 3,566.64 mi (5,739.95 km) |
| Hackensack to Onda | 3,757.98 mi (6,047.88 km) |
| Hackensack to Onteniente | 3,777.50 mi (6,079.29 km) |
| Hackensack to Orihuela | 3,784.72 mi (6,090.91 km) |
| Hackensack to Osuna | 3,609.72 mi (5,809.28 km) |
| Hackensack to Ourense | 3,330.35 mi (5,359.69 km) |
| Hackensack to Oviedo | 3,398.77 mi (5,469.78 km) |
| Hackensack to Paiporta | 3,767.37 mi (6,063.00 km) |
| Hackensack to Pajara | 3,448.22 mi (5,549.37 km) |
| Hackensack to Palafolls | 3,845.37 mi (6,188.53 km) |
| Hackensack to Palafrugell | 3,856.53 mi (6,206.49 km) |
| Hackensack to Palamos | 3,857.21 mi (6,207.58 km) |
