| Pontypridd to Kinston (North Carolina) | 3,719.12 mi (5,985.34 km) |
| Pontypridd to Kirkland (Washington) | 4,684.57 mi (7,539.09 km) |
| Pontypridd to Kirksville (Missouri) | 4,089.65 mi (6,581.65 km) |
| Pontypridd to Kirkwood (Missouri) | 4,083.76 mi (6,572.17 km) |
| Pontypridd to Kiryas Joel (New York) | 3,307.33 mi (5,322.63 km) |
| Pontypridd to Kissimmee (Florida) | 4,215.64 mi (6,784.42 km) |
| Pontypridd to Klamath Falls (Oregon) | 4,980.54 mi (8,015.40 km) |
| Pontypridd to Knightdale (North Carolina) | 3,732.79 mi (6,007.34 km) |
| Pontypridd to Knik-Fairview (Alaska) | 4,404.47 mi (7,088.31 km) |
| Pontypridd to Knoxville (Tennessee) | 3,949.10 mi (6,355.47 km) |
| Pontypridd to Kokomo (Indiana) | 3,827.25 mi (6,159.36 km) |
| Pontypridd to Kuna (Idaho) | 4,748.17 mi (7,641.45 km) |
| Pontypridd to Kyle (Texas) | 4,806.38 mi (7,735.13 km) |
| Pontypridd to La Cañada Flintridge (California) | 5,321.23 mi (8,563.69 km) |
| Pontypridd to La Crescenta-Montrose (California) | 5,321.12 mi (8,563.51 km) |
