| Hackensack to Kinston (North Carolina) | 433.15 mi (697.09 km) |
| Hackensack to Kirkland (Washington) | 2,387.78 mi (3,842.76 km) |
| Hackensack to Kirksville (Missouri) | 972.21 mi (1,564.62 km) |
| Hackensack to Kirkwood (Missouri) | 883.17 mi (1,421.33 km) |
| Hackensack to Kiryas Joel (New York) | 31.85 mi (51.26 km) |
| Hackensack to Kissimmee (Florida) | 964.39 mi (1,552.03 km) |
| Hackensack to Klamath Falls (Oregon) | 2,436.84 mi (3,921.71 km) |
| Hackensack to Knightdale (North Carolina) | 426.75 mi (686.79 km) |
| Hackensack to Knik-Fairview (Alaska) | 3,337.75 mi (5,371.59 km) |
| Hackensack to Knoxville (Tennessee) | 634.11 mi (1,020.50 km) |
| Hackensack to Kokomo (Indiana) | 633.25 mi (1,019.12 km) |
| Hackensack to Kuna (Idaho) | 2,151.91 mi (3,463.16 km) |
| Hackensack to Kyle (Texas) | 1,531.33 mi (2,464.44 km) |
| Hackensack to La Cañada Flintridge (California) | 2,435.96 mi (3,920.30 km) |
| Hackensack to La Crescenta-Montrose (California) | 2,437.16 mi (3,922.22 km) |
