| Glenpool to Opwijk | 4,735.72 mi (7,621.40 km) |
| Glenpool to Ostend | 4,679.42 mi (7,530.79 km) |
| Glenpool to Oud-Heverlee | 4,758.51 mi (7,658.08 km) |
| Glenpool to Oud-Turnhout | 4,752.78 mi (7,648.86 km) |
| Glenpool to Oudenaarde | 4,718.07 mi (7,593.00 km) |
| Glenpool to Oudenburg | 4,683.91 mi (7,538.02 km) |
| Glenpool to Oupeye | 4,799.32 mi (7,723.75 km) |
| Glenpool to Overijse | 4,755.34 mi (7,652.98 km) |
| Glenpool to Overpelt | 4,772.35 mi (7,680.36 km) |
| Glenpool to Paal | 4,769.82 mi (7,676.28 km) |
| Glenpool to Peer | 4,776.77 mi (7,687.46 km) |
| Glenpool to Pepinster | 4,810.97 mi (7,742.51 km) |
| Glenpool to Peruwelz | 4,729.25 mi (7,610.98 km) |
| Glenpool to Perwez | 4,771.60 mi (7,679.15 km) |
| Glenpool to Philippeville | 4,777.03 mi (7,687.88 km) |
