| Cwmbran to Kinston (North Carolina) | 3,731.70 mi (6,005.59 km) |
| Cwmbran to Kirkland (Washington) | 4,690.60 mi (7,548.79 km) |
| Cwmbran to Kirksville (Missouri) | 4,100.27 mi (6,598.74 km) |
| Cwmbran to Kirkwood (Missouri) | 4,094.81 mi (6,589.96 km) |
| Cwmbran to Kiryas Joel (New York) | 3,319.45 mi (5,342.14 km) |
| Cwmbran to Kissimmee (Florida) | 4,228.58 mi (6,805.24 km) |
| Cwmbran to Klamath Falls (Oregon) | 4,987.37 mi (8,026.40 km) |
| Cwmbran to Knightdale (North Carolina) | 3,745.25 mi (6,027.39 km) |
| Cwmbran to Knik-Fairview (Alaska) | 4,405.15 mi (7,089.40 km) |
| Cwmbran to Knoxville (Tennessee) | 3,961.08 mi (6,374.74 km) |
| Cwmbran to Kokomo (Indiana) | 3,838.46 mi (6,177.40 km) |
| Cwmbran to Kuna (Idaho) | 4,755.56 mi (7,653.33 km) |
| Cwmbran to Kyle (Texas) | 4,817.68 mi (7,753.31 km) |
| Cwmbran to La Cañada Flintridge (California) | 5,329.56 mi (8,577.10 km) |
| Cwmbran to La Crescenta-Montrose (California) | 5,329.44 mi (8,576.91 km) |
