| Llantrisant to Oxford (Alabama) | 4,141.12 mi (6,664.49 km) |
| Llantrisant to Oxford (Mississippi) | 4,252.75 mi (6,844.13 km) |
| Llantrisant to Oxford (Ohio) | 3,816.61 mi (6,142.23 km) |
| Llantrisant to Oxnard (California) | 5,355.85 mi (8,619.41 km) |
| Llantrisant to Oxon Hill (Maryland) | 3,533.33 mi (5,686.34 km) |
| Llantrisant to Ozark (Alabama) | 4,236.79 mi (6,818.45 km) |
| Llantrisant to Ozark (Missouri) | 4,267.78 mi (6,868.33 km) |
| Llantrisant to Pace (Florida) | 4,340.77 mi (6,985.79 km) |
| Llantrisant to Pacific Grove (California) | 5,305.72 mi (8,538.73 km) |
| Llantrisant to Pacifica (California) | 5,265.97 mi (8,474.77 km) |
| Llantrisant to Paducah (Kentucky) | 4,086.08 mi (6,575.90 km) |
| Llantrisant to Pahrump (Nevada) | 5,137.14 mi (8,267.43 km) |
| Llantrisant to Painesville (Ohio) | 3,577.89 mi (5,758.05 km) |
| Llantrisant to Palatine (Illinois) | 3,826.83 mi (6,158.68 km) |
| Llantrisant to Palatka (Florida) | 4,159.19 mi (6,693.57 km) |
