| Llantrisant to Westland (Michigan) | 3,636.09 mi (5,851.73 km) |
| Llantrisant to Westminster (California) | 5,341.69 mi (8,596.61 km) |
| Llantrisant to Westminster (Colorado) | 4,565.74 mi (7,347.84 km) |
| Llantrisant to Westminster (Maryland) | 3,499.78 mi (5,632.35 km) |
| Llantrisant to Westmont (California) | 5,341.25 mi (8,595.90 km) |
| Llantrisant to Westmont (Illinois) | 3,838.90 mi (6,178.11 km) |
| Llantrisant to Westmont (New Jersey) | 3,405.05 mi (5,479.90 km) |
| Llantrisant to Weston (Florida) | 4,282.05 mi (6,891.29 km) |
| Llantrisant to Weston (Wisconsin) | 3,759.01 mi (6,049.54 km) |
| Llantrisant to Westphalia (Maryland) | 3,525.34 mi (5,673.48 km) |
| Llantrisant to Westview (Florida) | 4,286.03 mi (6,897.70 km) |
| Llantrisant to Westwood (New Jersey) | 3,316.54 mi (5,337.45 km) |
| Llantrisant to Westwood Lakes (Florida) | 4,299.57 mi (6,919.49 km) |
| Llantrisant to Wheat Ridge (Colorado) | 4,572.88 mi (7,359.34 km) |
| Llantrisant to Wheaton (Illinois) | 3,841.29 mi (6,181.96 km) |
