| Llantrisant to West Falls Church (Virginia) | 3,538.81 mi (5,695.16 km) |
| Llantrisant to West Fargo (North Dakota) | 3,935.79 mi (6,334.05 km) |
| Llantrisant to West Freehold (New Jersey) | 3,359.64 mi (5,406.83 km) |
| Llantrisant to West Haven (Connecticut) | 3,260.63 mi (5,247.47 km) |
| Llantrisant to West Haven (Utah) | 4,734.90 mi (7,620.09 km) |
| Llantrisant to West Haverstraw (New York) | 3,305.55 mi (5,319.76 km) |
| Llantrisant to West Hempstead (New York) | 3,313.25 mi (5,332.17 km) |
| Llantrisant to West Hollywood (California) | 5,335.30 mi (8,586.34 km) |
| Llantrisant to West Islip (New York) | 3,298.22 mi (5,307.98 km) |
| Llantrisant to West Jordan (Utah) | 4,765.57 mi (7,669.45 km) |
| Llantrisant to West Lafayette (Indiana) | 3,859.87 mi (6,211.86 km) |
| Llantrisant to West Lealman (Florida) | 4,294.98 mi (6,912.10 km) |
| Llantrisant to West Linn (Oregon) | 4,829.70 mi (7,772.65 km) |
| Llantrisant to West Little River (Florida) | 4,287.10 mi (6,899.42 km) |
| Llantrisant to West Melbourne (Florida) | 4,195.13 mi (6,751.41 km) |
