| Llantwit Major to Keizer (Oregon) | 4,865.35 mi (7,830.02 km) |
| Llantwit Major to Keller (Texas) | 4,629.49 mi (7,450.45 km) |
| Llantwit Major to Kelso (Washington) | 4,798.43 mi (7,722.33 km) |
| Llantwit Major to Kemp Mill (Maryland) | 3,522.67 mi (5,669.19 km) |
| Llantwit Major to Ken Caryl (Colorado) | 4,585.16 mi (7,379.10 km) |
| Llantwit Major to Kendale Lakes (Florida) | 4,298.81 mi (6,918.26 km) |
| Llantwit Major to Kendall (Florida) | 4,298.50 mi (6,917.77 km) |
| Llantwit Major to Kendall Park (New Jersey) | 3,361.48 mi (5,409.77 km) |
| Llantwit Major to Kendall West (Florida) | 4,300.21 mi (6,920.52 km) |
| Llantwit Major to Kenmore (New York) | 3,428.79 mi (5,518.10 km) |
| Llantwit Major to Kenmore (Washington) | 4,689.50 mi (7,547.02 km) |
| Llantwit Major to Kenner (Louisiana) | 4,496.98 mi (7,237.18 km) |
| Llantwit Major to Kennesaw (Georgia) | 4,067.64 mi (6,546.24 km) |
| Llantwit Major to Kennett (Missouri) | 4,181.49 mi (6,729.46 km) |
| Llantwit Major to Kennewick (Washington) | 4,688.68 mi (7,545.71 km) |
