| Lake Forest to Opwijk | 5,606.71 mi (9,023.13 km) |
| Lake Forest to Ostend | 5,554.76 mi (8,939.53 km) |
| Lake Forest to Oud-Heverlee | 5,628.20 mi (9,057.71 km) |
| Lake Forest to Oud-Turnhout | 5,614.44 mi (9,035.57 km) |
| Lake Forest to Oudenaarde | 5,594.08 mi (9,002.80 km) |
| Lake Forest to Oudenburg | 5,559.31 mi (8,946.85 km) |
| Lake Forest to Oupeye | 5,664.46 mi (9,116.07 km) |
| Lake Forest to Overijse | 5,626.48 mi (9,054.94 km) |
| Lake Forest to Overpelt | 5,632.57 mi (9,064.75 km) |
| Lake Forest to Paal | 5,633.79 mi (9,066.71 km) |
| Lake Forest to Peer | 5,637.81 mi (9,073.18 km) |
| Lake Forest to Pepinster | 5,676.77 mi (9,135.88 km) |
| Lake Forest to Peruwelz | 5,609.53 mi (9,027.67 km) |
| Lake Forest to Perwez | 5,642.98 mi (9,081.50 km) |
| Lake Forest to Philippeville | 5,655.31 mi (9,101.34 km) |
