| Whitehall to Opwijk | 4,036.50 mi (6,496.11 km) |
| Whitehall to Ostend | 3,979.30 mi (6,404.07 km) |
| Whitehall to Oud-Heverlee | 4,059.47 mi (6,533.08 km) |
| Whitehall to Oud-Turnhout | 4,056.94 mi (6,529.01 km) |
| Whitehall to Oudenaarde | 4,017.16 mi (6,464.99 km) |
| Whitehall to Oudenburg | 3,983.71 mi (6,411.16 km) |
| Whitehall to Oupeye | 4,101.45 mi (6,600.65 km) |
| Whitehall to Overijse | 4,055.78 mi (6,527.15 km) |
| Whitehall to Overpelt | 4,076.79 mi (6,560.96 km) |
| Whitehall to Paal | 4,072.84 mi (6,554.60 km) |
| Whitehall to Peer | 4,080.82 mi (6,567.45 km) |
| Whitehall to Pepinster | 4,112.69 mi (6,618.73 km) |
| Whitehall to Peruwelz | 4,026.54 mi (6,480.09 km) |
| Whitehall to Perwez | 4,071.72 mi (6,552.80 km) |
| Whitehall to Philippeville | 4,074.44 mi (6,557.17 km) |
