| Llantrisant to Pittsburg (Kansas) | 4,306.74 mi (6,931.02 km) |
| Llantrisant to Pittsburgh (Pennsylvania) | 3,583.00 mi (5,766.28 km) |
| Llantrisant to Pittsfield (Massachusetts) | 3,223.73 mi (5,188.09 km) |
| Llantrisant to Placentia (California) | 5,329.85 mi (8,577.56 km) |
| Llantrisant to Placerville (California) | 5,150.54 mi (8,289.00 km) |
| Llantrisant to Plainfield (Illinois) | 3,856.57 mi (6,206.55 km) |
| Llantrisant to Plainfield (Indiana) | 3,872.55 mi (6,232.26 km) |
| Llantrisant to Plainfield (New Jersey) | 3,348.25 mi (5,388.48 km) |
| Llantrisant to Plainview (New York) | 3,302.22 mi (5,314.40 km) |
| Llantrisant to Plainview (Texas) | 4,737.78 mi (7,624.72 km) |
| Llantrisant to Plano (Illinois) | 3,865.79 mi (6,221.40 km) |
| Llantrisant to Plano (Texas) | 4,604.90 mi (7,410.87 km) |
| Llantrisant to Plant City (Florida) | 4,259.14 mi (6,854.42 km) |
| Llantrisant to Plantation (Florida) | 4,274.66 mi (6,879.40 km) |
| Llantrisant to Platteville (Wisconsin) | 3,891.63 mi (6,262.97 km) |
