| The Crossings to Opwijk | 4,632.12 mi (7,454.67 km) |
| The Crossings to Ostend | 4,574.70 mi (7,362.27 km) |
| The Crossings to Oud-Heverlee | 4,654.73 mi (7,491.06 km) |
| The Crossings to Oud-Turnhout | 4,660.36 mi (7,500.13 km) |
| The Crossings to Oudenaarde | 4,609.12 mi (7,417.66 km) |
| The Crossings to Oudenburg | 4,578.73 mi (7,368.75 km) |
| The Crossings to Oupeye | 4,698.22 mi (7,561.06 km) |
| The Crossings to Overijse | 4,649.86 mi (7,483.22 km) |
| The Crossings to Overpelt | 4,680.20 mi (7,532.05 km) |
| The Crossings to Paal | 4,672.83 mi (7,520.19 km) |
| The Crossings to Peer | 4,683.13 mi (7,536.77 km) |
| The Crossings to Pepinster | 4,708.00 mi (7,576.79 km) |
| The Crossings to Peruwelz | 4,613.46 mi (7,424.64 km) |
| The Crossings to Perwez | 4,664.40 mi (7,506.63 km) |
| The Crossings to Philippeville | 4,659.93 mi (7,499.43 km) |
