| Cleveland to Opwijk | 3,920.05 mi (6,308.71 km) |
| Cleveland to Ostend | 3,862.94 mi (6,216.80 km) |
| Cleveland to Oud-Heverlee | 3,943.01 mi (6,345.66 km) |
| Cleveland to Oud-Turnhout | 3,940.11 mi (6,340.99 km) |
| Cleveland to Oudenaarde | 3,900.91 mi (6,277.91 km) |
| Cleveland to Oudenburg | 3,867.36 mi (6,223.91 km) |
| Cleveland to Oupeye | 3,984.87 mi (6,413.03 km) |
| Cleveland to Overijse | 3,939.39 mi (6,339.83 km) |
| Cleveland to Overpelt | 3,959.93 mi (6,372.90 km) |
| Cleveland to Paal | 3,956.14 mi (6,366.79 km) |
| Cleveland to Peer | 3,964.01 mi (6,379.46 km) |
| Cleveland to Pepinster | 3,996.16 mi (6,431.20 km) |
| Cleveland to Peruwelz | 3,910.52 mi (6,293.38 km) |
| Cleveland to Perwez | 3,955.37 mi (6,365.55 km) |
| Cleveland to Philippeville | 3,958.42 mi (6,370.47 km) |
