| Cwmbran to Oxford (Alabama) | 4,153.31 mi (6,684.10 km) |
| Cwmbran to Oxford (Mississippi) | 4,264.27 mi (6,862.69 km) |
| Cwmbran to Oxford (Ohio) | 3,827.85 mi (6,160.33 km) |
| Cwmbran to Oxnard (California) | 5,362.44 mi (8,630.02 km) |
| Cwmbran to Oxon Hill (Maryland) | 3,545.76 mi (5,706.36 km) |
| Cwmbran to Ozark (Alabama) | 4,249.36 mi (6,838.68 km) |
| Cwmbran to Ozark (Missouri) | 4,278.28 mi (6,885.22 km) |
| Cwmbran to Pace (Florida) | 4,353.26 mi (7,005.89 km) |
| Cwmbran to Pacific Grove (California) | 5,311.40 mi (8,547.88 km) |
| Cwmbran to Pacifica (California) | 5,271.39 mi (8,483.48 km) |
| Cwmbran to Paducah (Kentucky) | 4,097.24 mi (6,593.87 km) |
| Cwmbran to Pahrump (Nevada) | 5,144.00 mi (8,278.46 km) |
| Cwmbran to Painesville (Ohio) | 3,589.14 mi (5,776.17 km) |
| Cwmbran to Palatine (Illinois) | 3,837.06 mi (6,175.15 km) |
| Cwmbran to Palatka (Florida) | 4,172.57 mi (6,715.11 km) |
