| Weirton to Opwijk | 3,925.34 mi (6,317.23 km) |
| Weirton to Ostend | 3,868.02 mi (6,224.98 km) |
| Weirton to Oud-Heverlee | 3,948.33 mi (6,354.22 km) |
| Weirton to Oud-Turnhout | 3,946.44 mi (6,351.19 km) |
| Weirton to Oudenaarde | 3,905.68 mi (6,285.59 km) |
| Weirton to Oudenburg | 3,872.41 mi (6,232.04 km) |
| Weirton to Oupeye | 3,990.51 mi (6,422.11 km) |
| Weirton to Overijse | 3,944.54 mi (6,348.13 km) |
| Weirton to Overpelt | 3,966.33 mi (6,383.19 km) |
| Weirton to Paal | 3,962.09 mi (6,376.37 km) |
| Weirton to Peer | 3,970.28 mi (6,389.55 km) |
| Weirton to Pepinster | 4,001.65 mi (6,440.03 km) |
| Weirton to Peruwelz | 3,914.70 mi (6,300.09 km) |
| Weirton to Perwez | 3,960.40 mi (6,373.65 km) |
| Weirton to Philippeville | 3,962.57 mi (6,377.14 km) |
