| Glendora to Opwijk | 5,584.01 mi (8,986.59 km) |
| Glendora to Ostend | 5,532.23 mi (8,903.26 km) |
| Glendora to Oud-Heverlee | 5,605.43 mi (9,021.08 km) |
| Glendora to Oud-Turnhout | 5,591.45 mi (8,998.57 km) |
| Glendora to Oudenaarde | 5,571.53 mi (8,966.52 km) |
| Glendora to Oudenburg | 5,536.78 mi (8,910.58 km) |
| Glendora to Oupeye | 5,641.54 mi (9,079.18 km) |
| Glendora to Overijse | 5,603.76 mi (9,018.38 km) |
| Glendora to Overpelt | 5,609.53 mi (9,027.66 km) |
| Glendora to Paal | 5,610.86 mi (9,029.80 km) |
| Glendora to Peer | 5,614.79 mi (9,036.13 km) |
| Glendora to Pepinster | 5,653.85 mi (9,099.00 km) |
| Glendora to Peruwelz | 5,587.10 mi (8,991.57 km) |
| Glendora to Perwez | 5,620.25 mi (9,044.93 km) |
| Glendora to Philippeville | 5,632.78 mi (9,065.09 km) |
