| Oak Creek to Opwijk | 4,091.48 mi (6,584.60 km) |
| Oak Creek to Ostend | 4,035.27 mi (6,494.15 km) |
| Oak Creek to Oud-Heverlee | 4,114.25 mi (6,621.24 km) |
| Oak Creek to Oud-Turnhout | 4,108.30 mi (6,611.67 km) |
| Oak Creek to Oudenaarde | 4,073.99 mi (6,556.45 km) |
| Oak Creek to Oudenburg | 4,039.77 mi (6,501.39 km) |
| Oak Creek to Oupeye | 4,154.95 mi (6,686.75 km) |
| Oak Creek to Overijse | 4,111.12 mi (6,616.21 km) |
| Oak Creek to Overpelt | 4,127.85 mi (6,643.14 km) |
| Oak Creek to Paal | 4,125.41 mi (6,639.20 km) |
| Oak Creek to Peer | 4,132.29 mi (6,650.28 km) |
| Oak Creek to Pepinster | 4,166.63 mi (6,705.55 km) |
| Oak Creek to Peruwelz | 4,085.34 mi (6,574.72 km) |
| Oak Creek to Perwez | 4,127.40 mi (6,642.41 km) |
| Oak Creek to Philippeville | 4,133.09 mi (6,651.56 km) |
