| North Port to Opwijk | 4,637.78 mi (7,463.78 km) |
| North Port to Ostend | 4,580.18 mi (7,371.09 km) |
| North Port to Oud-Heverlee | 4,660.54 mi (7,500.41 km) |
| North Port to Oud-Turnhout | 4,664.74 mi (7,507.17 km) |
| North Port to Oudenaarde | 4,615.34 mi (7,427.68 km) |
| North Port to Oudenburg | 4,584.29 mi (7,377.70 km) |
| North Port to Oupeye | 4,703.93 mi (7,570.24 km) |
| North Port to Overijse | 4,655.86 mi (7,492.88 km) |
| North Port to Overpelt | 4,684.65 mi (7,539.21 km) |
| North Port to Paal | 4,677.86 mi (7,528.29 km) |
| North Port to Peer | 4,687.79 mi (7,544.27 km) |
| North Port to Pepinster | 4,714.00 mi (7,586.45 km) |
| North Port to Peruwelz | 4,620.59 mi (7,436.12 km) |
| North Port to Perwez | 4,670.71 mi (7,516.78 km) |
| North Port to Philippeville | 4,667.49 mi (7,511.60 km) |
