| Boone to Kinston (North Carolina) | 237.38 mi (382.02 km) |
| Boone to Kirkland (Washington) | 2,199.19 mi (3,539.25 km) |
| Boone to Kirksville (Missouri) | 652.58 mi (1,050.22 km) |
| Boone to Kirkwood (Missouri) | 507.33 mi (816.47 km) |
| Boone to Kiryas Joel (New York) | 537.06 mi (864.32 km) |
| Boone to Kissimmee (Florida) | 546.52 mi (879.53 km) |
| Boone to Klamath Falls (Oregon) | 2,166.25 mi (3,486.23 km) |
| Boone to Knightdale (North Carolina) | 179.56 mi (288.98 km) |
| Boone to Knik-Fairview (Alaska) | 3,345.55 mi (5,384.15 km) |
| Boone to Knoxville (Tennessee) | 128.54 mi (206.86 km) |
| Boone to Kokomo (Indiana) | 380.40 mi (612.19 km) |
| Boone to Kuna (Idaho) | 1,894.33 mi (3,048.64 km) |
| Boone to Kyle (Texas) | 1,030.53 mi (1,658.48 km) |
| Boone to La Cañada Flintridge (California) | 2,054.86 mi (3,306.97 km) |
| Boone to La Crescenta-Montrose (California) | 2,056.41 mi (3,309.47 km) |
