| Allendale to Opwijk | 4,013.86 mi (6,459.68 km) |
| Allendale to Ostend | 3,957.42 mi (6,368.85 km) |
| Allendale to Oud-Heverlee | 4,036.68 mi (6,496.40 km) |
| Allendale to Oud-Turnhout | 4,031.38 mi (6,487.88 km) |
| Allendale to Oudenaarde | 3,996.00 mi (6,430.94 km) |
| Allendale to Oudenburg | 3,961.91 mi (6,376.07 km) |
| Allendale to Oupeye | 4,077.66 mi (6,562.35 km) |
| Allendale to Overijse | 4,033.44 mi (6,491.20 km) |
| Allendale to Overpelt | 4,051.00 mi (6,519.46 km) |
| Allendale to Paal | 4,048.27 mi (6,515.06 km) |
| Allendale to Peer | 4,055.37 mi (6,526.48 km) |
| Allendale to Pepinster | 4,089.26 mi (6,581.03 km) |
| Allendale to Peruwelz | 4,006.99 mi (6,448.62 km) |
| Allendale to Perwez | 4,049.67 mi (6,517.31 km) |
| Allendale to Philippeville | 4,054.80 mi (6,525.57 km) |
