| Holtsville to Kinston (North Carolina) | 455.55 mi (733.14 km) |
| Holtsville to Kirkland (Washington) | 2,436.48 mi (3,921.14 km) |
| Holtsville to Kirksville (Missouri) | 1,024.78 mi (1,649.23 km) |
| Holtsville to Kirkwood (Missouri) | 934.95 mi (1,504.65 km) |
| Holtsville to Kiryas Joel (New York) | 68.92 mi (110.91 km) |
| Holtsville to Kissimmee (Florida) | 985.67 mi (1,586.28 km) |
| Holtsville to Klamath Falls (Oregon) | 2,488.14 mi (4,004.27 km) |
| Holtsville to Knightdale (North Carolina) | 455.59 mi (733.21 km) |
| Holtsville to Knik-Fairview (Alaska) | 3,374.24 mi (5,430.32 km) |
| Holtsville to Knoxville (Tennessee) | 678.03 mi (1,091.19 km) |
| Holtsville to Kokomo (Indiana) | 685.73 mi (1,103.58 km) |
| Holtsville to Kuna (Idaho) | 2,203.06 mi (3,545.48 km) |
| Holtsville to Kyle (Texas) | 1,578.24 mi (2,539.93 km) |
| Holtsville to La Cañada Flintridge (California) | 2,488.55 mi (4,004.93 km) |
| Holtsville to La Crescenta-Montrose (California) | 2,489.74 mi (4,006.85 km) |
