| Hackensack to Oakley (California) | 2,518.93 mi (4,053.83 km) |
| Hackensack to Oakton (Virginia) | 221.08 mi (355.79 km) |
| Hackensack to Oakville (Missouri) | 880.43 mi (1,416.91 km) |
| Hackensack to Oatfield (Oregon) | 2,429.59 mi (3,910.05 km) |
| Hackensack to Ocala (Florida) | 929.01 mi (1,495.10 km) |
| Hackensack to Ocean Acres (New Jersey) | 80.14 mi (128.98 km) |
| Hackensack to Ocean City (New Jersey) | 115.79 mi (186.35 km) |
| Hackensack to Ocean Pines (Maryland) | 182.68 mi (293.99 km) |
| Hackensack to Ocean Pointe (Hawaii) | 4,963.27 mi (7,987.62 km) |
| Hackensack to Ocean Springs (Mississippi) | 1,096.88 mi (1,765.25 km) |
| Hackensack to Oceanside (California) | 2,417.95 mi (3,891.32 km) |
| Hackensack to Oceanside (New York) | 27.81 mi (44.76 km) |
| Hackensack to Ocoee (Florida) | 949.89 mi (1,528.71 km) |
| Hackensack to Oconomowoc (Wisconsin) | 756.49 mi (1,217.45 km) |
| Hackensack to Odenton (Maryland) | 188.44 mi (303.26 km) |
