| Mountain Ash to Kinston (North Carolina) | 3,716.31 mi (5,980.83 km) |
| Mountain Ash to Kirkland (Washington) | 4,679.33 mi (7,530.65 km) |
| Mountain Ash to Kirksville (Missouri) | 4,085.72 mi (6,575.34 km) |
| Mountain Ash to Kirkwood (Missouri) | 4,080.03 mi (6,566.18 km) |
| Mountain Ash to Kiryas Joel (New York) | 3,304.20 mi (5,317.60 km) |
| Mountain Ash to Kissimmee (Florida) | 4,213.12 mi (6,780.37 km) |
| Mountain Ash to Klamath Falls (Oregon) | 4,975.45 mi (8,007.21 km) |
| Mountain Ash to Knightdale (North Carolina) | 3,729.89 mi (6,002.68 km) |
| Mountain Ash to Knik-Fairview (Alaska) | 4,398.76 mi (7,079.12 km) |
| Mountain Ash to Knoxville (Tennessee) | 3,945.88 mi (6,350.29 km) |
| Mountain Ash to Kokomo (Indiana) | 3,823.60 mi (6,153.49 km) |
| Mountain Ash to Kuna (Idaho) | 4,743.21 mi (7,633.45 km) |
| Mountain Ash to Kyle (Texas) | 4,802.78 mi (7,729.33 km) |
| Mountain Ash to La Cañada Flintridge (California) | 5,316.50 mi (8,556.08 km) |
| Mountain Ash to La Crescenta-Montrose (California) | 5,316.39 mi (8,555.90 km) |
